113150233155531 has 32 divisors (see below), whose sum is σ = 177243407228160. Its totient is φ = 63300442608000.

The previous prime is 113150233155523. The next prime is 113150233155551. The reversal of 113150233155531 is 135551332051311.

It is not a de Polignac number, because 113150233155531 - 2³ = 113150233155523 is a prime.

It is a super-2 number, since 2×113150233155531² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 113150233155531.

It is not an unprimeable number, because it can be changed into a prime (113150233155551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78501085 + ... + 79929473.

It is an arithmetic number, because the mean of its divisors is an integer number (5538856475880).

Almost surely, 2^{113150233155531} is an apocalyptic number.

113150233155531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113150233155531 is a deficient number, since it is larger than the sum of its proper divisors (64093174072629).

113150233155531 is a wasteful number, since it uses less digits than its factorization.

113150233155531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613067.

The product of its (nonzero) digits is 101250, while the sum is 39.

The spelling of 113150233155531 in words is "one hundred thirteen trillion, one hundred fifty billion, two hundred thirty-three million, one hundred fifty-five thousand, five hundred thirty-one".