102202221111112 has 16 divisors (see below), whose sum is σ = 191631652911360. Its totient is φ = 51100447001424.

The previous prime is 102202221111101. The next prime is 102202221111113. The reversal of 102202221111112 is 211111122202201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102202221111112.

It is not an unprimeable number, because it can be changed into a prime (102202221111113) 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, 82289368 + ... + 83522119.

It is an arithmetic number, because the mean of its divisors is an integer number (11976978306960).

Almost surely, 2^{102202221111112} is an apocalyptic number.

It is an amenable number.

102202221111112 is a deficient number, since it is larger than the sum of its proper divisors (89429431800248).

102202221111112 is a wasteful number, since it uses less digits than its factorization.

102202221111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165888540 (or 165888536 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102202221111112 its reverse (211111122202201), we get a palindrome (313313343313313).

The spelling of 102202221111112 in words is "one hundred two trillion, two hundred two billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twelve".