111102101122012 has 48 divisors (see below), whose sum is σ = 261051090757632. Its totient is φ = 39956799602880.

The previous prime is 111102101121983. The next prime is 111102101122021. The reversal of 111102101122012 is 210221101201111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13873884748 + ... + 13873892755.

It is an arithmetic number, because the mean of its divisors is an integer number (5438564390784).

Almost surely, 2^{111102101122012} is an apocalyptic number.

It is an amenable number.

111102101122012 is an abundant number, since it is smaller than the sum of its proper divisors (149948989635620).

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

111102101122012 is a wasteful number, since it uses less digits than its factorization.

111102101122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27747777538 (or 27747777536 counting only the distinct ones).

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

Adding to 111102101122012 its reverse (210221101201111), we get a palindrome (321323202323123).

The spelling of 111102101122012 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, one hundred twenty-two thousand, twelve".