133023220032131 has 12 divisors (see below), whose sum is σ = 157462959760176. Its totient is φ = 111627876948720.

The previous prime is 133023220032097. The next prime is 133023220032139. The reversal of 133023220032131 is 131230022320331.

It is not a de Polignac number, because 133023220032131 - 2²⁶ = 133023152923267 is a prime.

It is a super-2 number, since 2×133023220032131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133023220032131.

It is not an unprimeable number, because it can be changed into a prime (133023220032139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42283285151 + ... + 42283288296.

It is an arithmetic number, because the mean of its divisors is an integer number (13121913313348).

Almost surely, 2^{133023220032131} is an apocalyptic number.

133023220032131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133023220032131 is a deficient number, since it is larger than the sum of its proper divisors (24439739728045).

133023220032131 is a wasteful number, since it uses less digits than its factorization.

133023220032131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84566573482 (or 84566573471 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 133023220032131 its reverse (131230022320331), we get a palindrome (264253242352462).

The spelling of 133023220032131 in words is "one hundred thirty-three trillion, twenty-three billion, two hundred twenty million, thirty-two thousand, one hundred thirty-one".