131000032344165 has 16 divisors (see below), whose sum is σ = 209608770043968. Its totient is φ = 69863777819136.

The previous prime is 131000032344161. The next prime is 131000032344253. The reversal of 131000032344165 is 561443230000131.

It is not a de Polignac number, because 131000032344165 - 2² = 131000032344161 is a prime.

It is a super-2 number, since 2×131000032344165² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131000032344161) 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 15 ways as a sum of consecutive naturals, for example, 181258444 + ... + 181979733.

It is an arithmetic number, because the mean of its divisors is an integer number (13100548127748).

Almost surely, 2^{131000032344165} is an apocalyptic number.

131000032344165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131000032344165 is a deficient number, since it is larger than the sum of its proper divisors (78608737699803).

131000032344165 is a wasteful number, since it uses less digits than its factorization.

131000032344165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363262228.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 131000032344165 its reverse (561443230000131), we get a palindrome (692443262344296).

The spelling of 131000032344165 in words is "one hundred thirty-one trillion, thirty-two million, three hundred forty-four thousand, one hundred sixty-five".