113001000120 has 96 divisors (see below), whose sum is σ = 367356150720. Its totient is φ = 30125157120.

The previous prime is 113001000113. The next prime is 113001000137. The reversal of 113001000120 is 21000100311.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1299610 + ... + 1383830.

It is an arithmetic number, because the mean of its divisors is an integer number (3826626570).

Almost surely, 2^113001000120 is an apocalyptic number.

113001000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113001000120 is an abundant number, since it is smaller than the sum of its proper divisors (254355150600).

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

113001000120 is a wasteful number, since it uses less digits than its factorization.

113001000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87965 (or 87958 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 113001000120 its reverse (21000100311), we get a palindrome (134001100431).

The spelling of 113001000120 in words is "one hundred thirteen billion, one million, one hundred twenty", and thus it is an aban number.