133101031131 has 24 divisors (see below), whose sum is σ = 196794037440. Its totient is φ = 86641407216.

The previous prime is 133101031099. The next prime is 133101031159. The reversal of 133101031131 is 131130101331.

133101031131 is a `hidden beast` number, since 1 + 3 + 310 + 10 + 311 + 31 = 666.

It is not a de Polignac number, because 133101031131 - 2⁵ = 133101031099 is a prime.

It is a super-2 number, since 2×133101031131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133101031331) 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, 1130860 + ... + 1242998.

It is an arithmetic number, because the mean of its divisors is an integer number (8199751560).

Almost surely, 2^133101031131 is an apocalyptic number.

133101031131 is a deficient number, since it is larger than the sum of its proper divisors (63693006309).

133101031131 is a wasteful number, since it uses less digits than its factorization.

133101031131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115255 (or 115252 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 133101031131 its reverse (131130101331), we get a palindrome (264231132462).

The spelling of 133101031131 in words is "one hundred thirty-three billion, one hundred one million, thirty-one thousand, one hundred thirty-one".