113012200000031 has 4 divisors (see below), whose sum is σ = 114603921126864. Its totient is φ = 111420478873200.

The previous prime is 113012200000019. The next prime is 113012200000039. The reversal of 113012200000031 is 130000002210311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113012200000031 - 2¹⁴ = 113012199983647 is a prime.

It is a super-2 number, since 2×113012200000031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113012199999961 and 113012200000015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113012200000039) 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, 795860563310 + ... + 795860563451.

It is an arithmetic number, because the mean of its divisors is an integer number (28650980281716).

Almost surely, 2^{113012200000031} is an apocalyptic number.

113012200000031 is a deficient number, since it is larger than the sum of its proper divisors (1591721126833).

113012200000031 is an equidigital number, since it uses as much as digits as its factorization.

113012200000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591721126832.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 113012200000031 its reverse (130000002210311), we get a palindrome (243012202210342).

The spelling of 113012200000031 in words is "one hundred thirteen trillion, twelve billion, two hundred million, thirty-one", and thus it is an aban number.