111112011120 has 160 divisors (see below), whose sum is σ = 382850924544. Its totient is φ = 26427980800.

The previous prime is 111112011097. The next prime is 111112011149. The reversal of 111112011120 is 21110211111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 111112011096 and 111112011105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257136 + ... + 536975.

Almost surely, 2^111112011120 is an apocalyptic number.

111112011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111112011120 is an abundant number, since it is smaller than the sum of its proper divisors (271738913424).

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

111112011120 is a wasteful number, since it uses less digits than its factorization.

111112011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794191 (or 794185 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111112011120 its reverse (21110211111), we get a palindrome (132222222231).

Subtracting from 111112011120 its reverse (21110211111), we obtain a square (90001800009 = 300003²).

The spelling of 111112011120 in words is "one hundred eleven billion, one hundred twelve million, eleven thousand, one hundred twenty".