113231050515501 has 4 divisors (see below), whose sum is σ = 150974734020672. Its totient is φ = 75487367010332.

The previous prime is 113231050515493. The next prime is 113231050515581. The reversal of 113231050515501 is 105515050132311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113231050515501 - 2³ = 113231050515493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113231050515581) 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, 18871841752581 + ... + 18871841752586.

It is an arithmetic number, because the mean of its divisors is an integer number (37743683505168).

Almost surely, 2^{113231050515501} is an apocalyptic number.

It is an amenable number.

113231050515501 is a deficient number, since it is larger than the sum of its proper divisors (37743683505171).

113231050515501 is an equidigital number, since it uses as much as digits as its factorization.

113231050515501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37743683505170.

The product of its (nonzero) digits is 11250, while the sum is 33.

The spelling of 113231050515501 in words is "one hundred thirteen trillion, two hundred thirty-one billion, fifty million, five hundred fifteen thousand, five hundred one".