113131131299 has 4 divisors (see below), whose sum is σ = 113305986864. Its totient is φ = 112956275736.

The previous prime is 113131131287. The next prime is 113131131353. The reversal of 113131131299 is 992131131311.

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-113131131299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113131101299) 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, 87426812 + ... + 87428105.

It is an arithmetic number, because the mean of its divisors is an integer number (28326496716).

Almost surely, 2^113131131299 is an apocalyptic number.

113131131299 is a deficient number, since it is larger than the sum of its proper divisors (174855565).

113131131299 is an equidigital number, since it uses as much as digits as its factorization.

113131131299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174855564.

The product of its digits is 4374, while the sum is 35.

The spelling of 113131131299 in words is "one hundred thirteen billion, one hundred thirty-one million, one hundred thirty-one thousand, two hundred ninety-nine".