113816712725021 has 4 divisors (see below), whose sum is σ = 113816800057632. Its totient is φ = 113816625392412.

The previous prime is 113816712725011. The next prime is 113816712725029. The reversal of 113816712725021 is 120527217618311.

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 113816712725021 - 2¹⁴ = 113816712708637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113816712725029) 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, 41681345 + ... + 44327958.

It is an arithmetic number, because the mean of its divisors is an integer number (28454200014408).

Almost surely, 2^{113816712725021} is an apocalyptic number.

It is an amenable number.

113816712725021 is a deficient number, since it is larger than the sum of its proper divisors (87332611).

113816712725021 is an equidigital number, since it uses as much as digits as its factorization.

113816712725021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87332610.

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 113816712725021 in words is "one hundred thirteen trillion, eight hundred sixteen billion, seven hundred twelve million, seven hundred twenty-five thousand, twenty-one".