111203212023112 has 16 divisors (see below), whose sum is σ = 227461115502000. Its totient is φ = 50546914555920.

The previous prime is 111203212023109. The next prime is 111203212023151. The reversal of 111203212023112 is 211320212302111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631836431862 + ... + 631836432037.

It is an arithmetic number, because the mean of its divisors is an integer number (14216319718875).

Almost surely, 2^{111203212023112} is an apocalyptic number.

It is an amenable number.

111203212023112 is an abundant number, since it is smaller than the sum of its proper divisors (116257903478888).

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

111203212023112 is a wasteful number, since it uses less digits than its factorization.

111203212023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263672863916 (or 1263672863912 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 111203212023112 its reverse (211320212302111), we get a palindrome (322523424325223).

The spelling of 111203212023112 in words is "one hundred eleven trillion, two hundred three billion, two hundred twelve million, twenty-three thousand, one hundred twelve".