1313010323213 has 4 divisors (see below), whose sum is σ = 1313034547968. Its totient is φ = 1312986098460.

The previous prime is 1313010323173. The next prime is 1313010323231. The reversal of 1313010323213 is 3123230103131.

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 1313010323213 - 2²⁰ = 1313009274637 is a prime.

It is a super-2 number, since 2×1313010323213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313010323243) 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, 12030893 + ... + 12139538.

It is an arithmetic number, because the mean of its divisors is an integer number (328258636992).

Almost surely, 2^{1313010323213} is an apocalyptic number.

It is an amenable number.

1313010323213 is a deficient number, since it is larger than the sum of its proper divisors (24224755).

1313010323213 is an equidigital number, since it uses as much as digits as its factorization.

1313010323213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24224754.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1313010323213 its reverse (3123230103131), we get a palindrome (4436240426344).

The spelling of 1313010323213 in words is "one trillion, three hundred thirteen billion, ten million, three hundred twenty-three thousand, two hundred thirteen".