131403233310021 has 48 divisors (see below), whose sum is σ = 201049471284480. Its totient is φ = 82416348172800.

The previous prime is 131403233310017. The next prime is 131403233310049. The reversal of 131403233310021 is 120013332304131.

131403233310021 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 0 + 323 + 3 + 310 + 0 + 21 = 666.

It is not a de Polignac number, because 131403233310021 - 2² = 131403233310017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403234310021) 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 47 ways as a sum of consecutive naturals, for example, 4824070720 + ... + 4824097958.

It is an arithmetic number, because the mean of its divisors is an integer number (4188530651760).

Almost surely, 2^{131403233310021} is an apocalyptic number.

It is an amenable number.

131403233310021 is a deficient number, since it is larger than the sum of its proper divisors (69646237974459).

131403233310021 is a wasteful number, since it uses less digits than its factorization.

131403233310021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38626 (or 38623 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 131403233310021 its reverse (120013332304131), we get a palindrome (251416565614152).

The spelling of 131403233310021 in words is "one hundred thirty-one trillion, four hundred three billion, two hundred thirty-three million, three hundred ten thousand, twenty-one".