13231313311203 has 12 divisors (see below), whose sum is σ = 20582042928720. Its totient is φ = 8142346652976.

The previous prime is 13231313311157. The next prime is 13231313311207. The reversal of 13231313311203 is 30211331313231.

13231313311203 is a `hidden beast` number, since 1 + 3 + 2 + 31 + 313 + 311 + 2 + 0 + 3 = 666.

It is not a de Polignac number, because 13231313311203 - 2²⁰ = 13231312262627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13231313311207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56544073863 + ... + 56544074096.

It is an arithmetic number, because the mean of its divisors is an integer number (1715170244060).

Almost surely, 2^{13231313311203} is an apocalyptic number.

13231313311203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13231313311203 is a deficient number, since it is larger than the sum of its proper divisors (7350729617517).

13231313311203 is a wasteful number, since it uses less digits than its factorization.

13231313311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113088147978 (or 113088147975 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 13231313311203 its reverse (30211331313231), we get a palindrome (43442644624434).

The spelling of 13231313311203 in words is "thirteen trillion, two hundred thirty-one billion, three hundred thirteen million, three hundred eleven thousand, two hundred three".