123313203331013 has 4 divisors (see below), whose sum is σ = 123316136398848. Its totient is φ = 123310270263180.

The previous prime is 123313203330991. The next prime is 123313203331039. The reversal of 123313203331013 is 310133302313321.

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 123313203331013 - 2²⁴ = 123313186553797 is a prime.

It is a super-2 number, since 2×123313203331013² (a number of 29 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 (123313203330013) 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, 1466470853 + ... + 1466554938.

It is an arithmetic number, because the mean of its divisors is an integer number (30829034099712).

Almost surely, 2^{123313203331013} is an apocalyptic number.

It is an amenable number.

123313203331013 is a deficient number, since it is larger than the sum of its proper divisors (2933067835).

123313203331013 is an equidigital number, since it uses as much as digits as its factorization.

123313203331013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933067834.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 123313203331013 its reverse (310133302313321), we get a palindrome (433446505644334).

The spelling of 123313203331013 in words is "one hundred twenty-three trillion, three hundred thirteen billion, two hundred three million, three hundred thirty-one thousand, thirteen".