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1122002222 = 211487104723
BaseRepresentation
bin100001011100000…
…0110010100101110
32220012020121200212
41002320012110232
54244213032342
6303200222422
736542601335
oct10270062456
92805217625
101122002222
11526382970
1227390aa12
1314b5b5553
14a9028d1c
1568780182
hex42e0652e

1122002222 has 16 divisors (see below), whose sum is σ = 1839791232. Its totient is φ = 508948920.

The previous prime is 1122002221. The next prime is 1122002237. The reversal of 1122002222 is 2222002211.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 1122002197 and 1122002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122002221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41648 + ... + 63075.

It is an arithmetic number, because the mean of its divisors is an integer number (114986952).

Almost surely, 21122002222 is an apocalyptic number.

1122002222 is a deficient number, since it is larger than the sum of its proper divisors (717789010).

1122002222 is a wasteful number, since it uses less digits than its factorization.

1122002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105223.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1122002222 is about 33496.3016167457. The cubic root of 1122002222 is about 1039.1172927981.

Adding to 1122002222 its reverse (2222002211), we get a palindrome (3344004433).

The spelling of 1122002222 in words is "one billion, one hundred twenty-two million, two thousand, two hundred twenty-two".

Divisors: 1 2 11 22 487 974 5357 10714 104723 209446 1151953 2303906 51000101 102000202 561001111 1122002222