13113131310323 has 12 divisors (see below), whose sum is σ = 14543590697064. Its totient is φ = 11725601731200.

The previous prime is 13113131310313. The next prime is 13113131310337. The reversal of 13113131310323 is 32301313131131.

It is not a de Polignac number, because 13113131310323 - 2⁶ = 13113131310259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13113131310292 and 13113131310301.

It is not an unprimeable number, because it can be changed into a prime (13113131310313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160144886 + ... + 160226747.

It is an arithmetic number, because the mean of its divisors is an integer number (1211965891422).

Almost surely, 2^{13113131310323} is an apocalyptic number.

13113131310323 is a deficient number, since it is larger than the sum of its proper divisors (1430459386741).

13113131310323 is an equidigital number, since it uses as much as digits as its factorization.

13113131310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320371766 (or 320371705 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 13113131310323 its reverse (32301313131131), we get a palindrome (45414444441454).

The spelling of 13113131310323 in words is "thirteen trillion, one hundred thirteen billion, one hundred thirty-one million, three hundred ten thousand, three hundred twenty-three".