13132313323123 has 4 divisors (see below), whose sum is σ = 13133453391360. Its totient is φ = 13131173254888.

The previous prime is 13132313323117. The next prime is 13132313323177. The reversal of 13132313323123 is 32132331323131.

It is a happy number.

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-13132313323123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13132313323183) 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, 570016840 + ... + 570039877.

It is an arithmetic number, because the mean of its divisors is an integer number (3283363347840).

Almost surely, 2^{13132313323123} is an apocalyptic number.

13132313323123 is a deficient number, since it is larger than the sum of its proper divisors (1140068237).

13132313323123 is a wasteful number, since it uses less digits than its factorization.

13132313323123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140068236.

The product of its digits is 17496, while the sum is 31.

Adding to 13132313323123 its reverse (32132331323131), we get a palindrome (45264644646254).

The spelling of 13132313323123 in words is "thirteen trillion, one hundred thirty-two billion, three hundred thirteen million, three hundred twenty-three thousand, one hundred twenty-three".