113022112112 has 80 divisors (see below), whose sum is σ = 285368110272. Its totient is φ = 42081914880.

The previous prime is 113022112111. The next prime is 113022112139. The reversal of 113022112112 is 211211220311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113022112111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2258339 + ... + 2307842.

Almost surely, 2^113022112112 is an apocalyptic number.

It is an amenable number.

113022112112 is an abundant number, since it is smaller than the sum of its proper divisors (172345998160).

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

113022112112 is a wasteful number, since it uses less digits than its factorization.

113022112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4566226 (or 4566220 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 113022112112 its reverse (211211220311), we get a palindrome (324233332423).

The spelling of 113022112112 in words is "one hundred thirteen billion, twenty-two million, one hundred twelve thousand, one hundred twelve".