1131131200131 has 32 divisors (see below), whose sum is σ = 1772562232320. Its totient is φ = 711420190272.

The previous prime is 1131131200127. The next prime is 1131131200151. The reversal of 1131131200131 is 1310021311311.

1131131200131 is a `hidden beast` number, since 11 + 311 + 312 + 0 + 0 + 1 + 31 = 666.

It is not a de Polignac number, because 1131131200131 - 2² = 1131131200127 is a prime.

It is a super-2 number, since 2×1131131200131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1131131200151) 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, 12430471 + ... + 12521136.

It is an arithmetic number, because the mean of its divisors is an integer number (55392569760).

Almost surely, 2^{1131131200131} is an apocalyptic number.

1131131200131 is a deficient number, since it is larger than the sum of its proper divisors (641431032189).

1131131200131 is a wasteful number, since it uses less digits than its factorization.

1131131200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24951712 (or 24951706 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1131131200131 its reverse (1310021311311), we get a palindrome (2441152511442).

The spelling of 1131131200131 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, two hundred thousand, one hundred thirty-one".