203131334310423 has 32 divisors (see below), whose sum is σ = 283739161085952. Its totient is φ = 129106405440000.

The previous prime is 203131334310407. The next prime is 203131334310439. The reversal of 203131334310423 is 324013433131302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (203131334310407) and next prime (203131334310439).

It is not a de Polignac number, because 203131334310423 - 2⁴ = 203131334310407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203131334410423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11638453 + ... + 23274798.

It is an arithmetic number, because the mean of its divisors is an integer number (8866848783936).

Almost surely, 2^{203131334310423} is an apocalyptic number.

203131334310423 is a deficient number, since it is larger than the sum of its proper divisors (80607826775529).

203131334310423 is a wasteful number, since it uses less digits than its factorization.

203131334310423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34914215.

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 203131334310423 its reverse (324013433131302), we get a palindrome (527144767441725).

The spelling of 203131334310423 in words is "two hundred three trillion, one hundred thirty-one billion, three hundred thirty-four million, three hundred ten thousand, four hundred twenty-three".