131000320320215 has 16 divisors (see below), whose sum is σ = 162902926370880. Its totient is φ = 101011087779840.

The previous prime is 131000320320203. The next prime is 131000320320229. The reversal of 131000320320215 is 512023023000131.

It is not a de Polignac number, because 131000320320215 - 2³² = 130996025352919 is a prime.

It is a super-2 number, since 2×131000320320215² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 782802371 + ... + 782969700.

It is an arithmetic number, because the mean of its divisors is an integer number (10181432898180).

Almost surely, 2^{131000320320215} is an apocalyptic number.

131000320320215 is a deficient number, since it is larger than the sum of its proper divisors (31902606050665).

131000320320215 is a wasteful number, since it uses less digits than its factorization.

131000320320215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565772682.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 131000320320215 its reverse (512023023000131), we get a palindrome (643023343320346).

The spelling of 131000320320215 in words is "one hundred thirty-one trillion, three hundred twenty million, three hundred twenty thousand, two hundred fifteen".