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122112230 = 2512211223
BaseRepresentation
bin1110100011101…
…00100011100110
322111202221111012
413101310203212
5222230042410
620041142222
73011636222
oct721644346
9274687435
10122112230
1162a247a9
1234a8a972
131c3b6476
1412309782
15aac1605
hex74748e6

122112230 has 8 divisors (see below), whose sum is σ = 219802032. Its totient is φ = 48844888.

The previous prime is 122112229. The next prime is 122112239. The reversal of 122112230 is 32211221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1221122302 = 29822793431145800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122112239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6105602 + ... + 6105621.

It is an arithmetic number, because the mean of its divisors is an integer number (27475254).

Almost surely, 2122112230 is an apocalyptic number.

122112230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122112230 is a deficient number, since it is larger than the sum of its proper divisors (97689802).

122112230 is a wasteful number, since it uses less digits than its factorization.

122112230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211230.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 122112230 is about 11050.4402627226. The cubic root of 122112230 is about 496.1196029427.

Adding to 122112230 its reverse (32211221), we get a palindrome (154323451).

It can be divided in two parts, 12211 and 2230, that added together give a palindrome (14441).

The spelling of 122112230 in words is "one hundred twenty-two million, one hundred twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 12211223 24422446 61056115 122112230