113305255255031 has 4 divisors (see below), whose sum is σ = 129491720291472. Its totient is φ = 97118790218592.

The previous prime is 113305255254953. The next prime is 113305255255043. The reversal of 113305255255031 is 130552552503311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113305255255031 is a prime.

It is a super-2 number, since 2×113305255255031² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113305255255031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113305255255061) 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, 8093232518210 + ... + 8093232518223.

It is an arithmetic number, because the mean of its divisors is an integer number (32372930072868).

Almost surely, 2^{113305255255031} is an apocalyptic number.

113305255255031 is a deficient number, since it is larger than the sum of its proper divisors (16186465036441).

113305255255031 is an equidigital number, since it uses as much as digits as its factorization.

113305255255031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16186465036440.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 113305255255031 in words is "one hundred thirteen trillion, three hundred five billion, two hundred fifty-five million, two hundred fifty-five thousand, thirty-one".