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1101211230 = 235716133251
BaseRepresentation
bin100000110100011…
…0010011001011110
32211202010022211010
41001220302121132
54223402224410
6301134440050
736201066240
oct10150623136
92752108733
101101211230
11515672329
12268963026
131471b60a2
14a6376090
1566a24c20
hex41a3265e

1101211230 has 64 divisors (see below), whose sum is σ = 3023267328. Its totient is φ = 251472000.

The previous prime is 1101211219. The next prime is 1101211231. The reversal of 1101211230 is 321121011.

It is a super-2 number, since 2×11012112302 = 2425332346156225800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101211231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337105 + ... + 340355.

It is an arithmetic number, because the mean of its divisors is an integer number (47238552).

Almost surely, 21101211230 is an apocalyptic number.

1101211230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101211230 is an abundant number, since it is smaller than the sum of its proper divisors (1922056098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101211230 is a wasteful number, since it uses less digits than its factorization.

1101211230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4881.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1101211230 is about 33184.5028590154. The cubic root of 1101211230 is about 1032.6588639427.

Adding to 1101211230 its reverse (321121011), we get a palindrome (1422332241).

The spelling of 1101211230 in words is "one billion, one hundred one million, two hundred eleven thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1613 3226 3251 4839 6502 8065 9678 9753 11291 16130 16255 19506 22582 22757 24195 32510 33873 45514 48390 48765 56455 67746 68271 97530 112910 113785 136542 169365 227570 338730 341355 682710 5243863 10487726 15731589 26219315 31463178 36707041 52438630 73414082 78657945 110121123 157315890 183535205 220242246 367070410 550605615 1101211230