133131010023 has 32 divisors (see below), whose sum is σ = 218808057600. Its totient is φ = 79317900000.

The previous prime is 133131010021. The next prime is 133131010027. The reversal of 133131010023 is 320010131331.

It is a happy number.

133131010023 is a `hidden beast` number, since 1 + 331 + 310 + 1 + 0 + 0 + 23 = 666.

It is not a de Polignac number, because 133131010023 - 2¹ = 133131010021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133131009978 and 133131010005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133131010021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3781228 + ... + 3816273.

It is an arithmetic number, because the mean of its divisors is an integer number (6837751800).

Almost surely, 2^133131010023 is an apocalyptic number.

133131010023 is a deficient number, since it is larger than the sum of its proper divisors (85677047577).

133131010023 is a wasteful number, since it uses less digits than its factorization.

133131010023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7597580 (or 7597574 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 133131010023 its reverse (320010131331), we get a palindrome (453141141354).

The spelling of 133131010023 in words is "one hundred thirty-three billion, one hundred thirty-one million, ten thousand, twenty-three".