131333402315 has 16 divisors (see below), whose sum is σ = 166651865856. Its totient is φ = 99197529600.

The previous prime is 131333402311. The next prime is 131333402329. The reversal of 131333402315 is 513204333131.

It is not a de Polignac number, because 131333402315 - 2² = 131333402311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131333402311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10326722 + ... + 10339431.

It is an arithmetic number, because the mean of its divisors is an integer number (10415741616).

Almost surely, 2^131333402315 is an apocalyptic number.

131333402315 is a deficient number, since it is larger than the sum of its proper divisors (35318463541).

131333402315 is a wasteful number, since it uses less digits than its factorization.

131333402315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20666230.

The product of its (nonzero) digits is 9720, while the sum is 29.

Adding to 131333402315 its reverse (513204333131), we get a palindrome (644537735446).

The spelling of 131333402315 in words is "one hundred thirty-one billion, three hundred thirty-three million, four hundred two thousand, three hundred fifteen".