113121018752 has 32 divisors (see below), whose sum is σ = 257552321520. Its totient is φ = 48480436224.

The previous prime is 113121018739. The next prime is 113121018757. The reversal of 113121018752 is 257810121311.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121018757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63124673 + ... + 63126464.

Almost surely, 2^113121018752 is an apocalyptic number.

It is an amenable number.

113121018752 is an abundant number, since it is smaller than the sum of its proper divisors (144431302768).

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

113121018752 is an equidigital number, since it uses as much as digits as its factorization.

113121018752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126251158 (or 126251146 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 32.

The spelling of 113121018752 in words is "one hundred thirteen billion, one hundred twenty-one million, eighteen thousand, seven hundred fifty-two".