113022012 has 24 divisors (see below), whose sum is σ = 265619200. Its totient is φ = 37402416.

The previous prime is 113021983. The next prime is 113022047. The reversal of 113022012 is 210220311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32212 + ... + 35547.

Almost surely, 2^113022012 is an apocalyptic number.

113022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113022012 is an abundant number, since it is smaller than the sum of its proper divisors (152597188).

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

113022012 is a wasteful number, since it uses less digits than its factorization.

113022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67905 (or 67903 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 113022012 is about 10631.1811197063. The cubic root of 113022012 is about 483.4902026948.

Adding to 113022012 its reverse (210220311), we get a palindrome (323242323).

The spelling of 113022012 in words is "one hundred thirteen million, twenty-two thousand, twelve".