113322120 has 64 divisors (see below), whose sum is σ = 349168320. Its totient is φ = 29401344.

The previous prime is 113322091. The next prime is 113322179. The reversal of 113322120 is 21223311.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 113322120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8322 + ... + 17201.

It is an arithmetic number, because the mean of its divisors is an integer number (5455755).

Almost surely, 2^113322120 is an apocalyptic number.

113322120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113322120 is an abundant number, since it is smaller than the sum of its proper divisors (235846200).

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

113322120 is a wasteful number, since it uses less digits than its factorization.

113322120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25574 (or 25570 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 113322120 is about 10645.2862807911. The cubic root of 113322120 is about 483.9177625912.

Adding to 113322120 its reverse (21223311), we get a palindrome (134545431).

The spelling of 113322120 in words is "one hundred thirteen million, three hundred twenty-two thousand, one hundred twenty".