131350421551023 has 24 divisors (see below), whose sum is σ = 193830277542720. Its totient is φ = 85693385756160.

The previous prime is 131350421550991. The next prime is 131350421551033. The reversal of 131350421551023 is 320155124053131.

It is a happy number.

131350421551023 is a `hidden beast` number, since 1 + 3 + 13 + 50 + 4 + 21 + 551 + 0 + 23 = 666.

It is not a de Polignac number, because 131350421551023 - 2⁵ = 131350421550991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131350421551033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 817355038 + ... + 817515723.

It is an arithmetic number, because the mean of its divisors is an integer number (8076261564280).

Almost surely, 2^{131350421551023} is an apocalyptic number.

131350421551023 is a deficient number, since it is larger than the sum of its proper divisors (62479855991697).

131350421551023 is a wasteful number, since it uses less digits than its factorization.

131350421551023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634870959 (or 1634870956 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 131350421551023 in words is "one hundred thirty-one trillion, three hundred fifty billion, four hundred twenty-one million, five hundred fifty-one thousand, twenty-three".