113113120 has 48 divisors (see below), whose sum is σ = 267865920. Its totient is φ = 45137664.

The previous prime is 113113081. The next prime is 113113123. The reversal of 113113120 is 21311311.

It is a super-2 number, since 2×113113120² = 25589155832268800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113113120.

It is not an unprimeable number, because it can be changed into a prime (113113123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131251 + ... + 132109.

It is an arithmetic number, because the mean of its divisors is an integer number (5580540).

Almost surely, 2^113113120 is an apocalyptic number.

113113120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113113120 is an abundant number, since it is smaller than the sum of its proper divisors (154752800).

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

113113120 is an equidigital number, since it uses as much as digits as its factorization.

113113120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697 (or 1689 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 113113120 is about 10635.4651990404. The cubic root of 113113120 is about 483.6200829827.

Adding to 113113120 its reverse (21311311), we get a palindrome (134424431).

The spelling of 113113120 in words is "one hundred thirteen million, one hundred thirteen thousand, one hundred twenty".