131013322113 has 4 divisors (see below), whose sum is σ = 174684429488. Its totient is φ = 87342214740.

The previous prime is 131013322093. The next prime is 131013322147. The reversal of 131013322113 is 311223310131.

It is a happy number.

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 not a de Polignac number, because 131013322113 - 2⁵ = 131013322081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131013322113.

It is not an unprimeable number, because it can be changed into a prime (131013322213) 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, 21835553683 + ... + 21835553688.

It is an arithmetic number, because the mean of its divisors is an integer number (43671107372).

Almost surely, 2^131013322113 is an apocalyptic number.

It is an amenable number.

131013322113 is a deficient number, since it is larger than the sum of its proper divisors (43671107375).

131013322113 is an equidigital number, since it uses as much as digits as its factorization.

131013322113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43671107374.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 131013322113 its reverse (311223310131), we get a palindrome (442236632244).

The spelling of 131013322113 in words is "one hundred thirty-one billion, thirteen million, three hundred twenty-two thousand, one hundred thirteen".