111102111112212 has 96 divisors (see below), whose sum is σ = 314653402828800. Its totient is φ = 33621748207200.

The previous prime is 111102111112211. The next prime is 111102111112217. The reversal of 111102111112212 is 212211111201111.

111102111112212 is a `hidden beast` number, since 11 + 110 + 211 + 111 + 221 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102111112211) 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, 62396964 + ... + 64152827.

It is an arithmetic number, because the mean of its divisors is an integer number (3277639612800).

Almost surely, 2^{111102111112212} is an apocalyptic number.

111102111112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111102111112212 is an abundant number, since it is smaller than the sum of its proper divisors (203551291716588).

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

111102111112212 is a wasteful number, since it uses less digits than its factorization.

111102111112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126550554 (or 126550546 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 18.

Adding to 111102111112212 its reverse (212211111201111), we get a palindrome (323313222313323).

The spelling of 111102111112212 in words is "one hundred eleven trillion, one hundred two billion, one hundred eleven million, one hundred twelve thousand, two hundred twelve".