113312003012120 has 32 divisors (see below), whose sum is σ = 278129461939920. Its totient is φ = 41204364731520.

The previous prime is 113312003012111. The next prime is 113312003012137. The reversal of 113312003012120 is 21210300213311.

It is a happy number.

It is a super-2 number, since 2×113312003012120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113312003012092 and 113312003012101.

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 7 ways as a sum of consecutive naturals, for example, 128763639347 + ... + 128763640226.

Almost surely, 2^{113312003012120} is an apocalyptic number.

113312003012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113312003012120 is an abundant number, since it is smaller than the sum of its proper divisors (164817458927800).

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

113312003012120 is a wasteful number, since it uses less digits than its factorization.

113312003012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257527279595 (or 257527279591 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113312003012120 its reverse (21210300213311), we get a palindrome (134522303225431).

The spelling of 113312003012120 in words is "one hundred thirteen trillion, three hundred twelve billion, three million, twelve thousand, one hundred twenty".