131141220100331 has 12 divisors (see below), whose sum is σ = 153091084676472. Its totient is φ = 112009563042048.

The previous prime is 131141220100321. The next prime is 131141220100337. The reversal of 131141220100331 is 133001022141131.

It is not a de Polignac number, because 131141220100331 - 2²² = 131141215906027 is a prime.

It is a super-2 number, since 2×131141220100331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131141220100297 and 131141220100306.

It is not an unprimeable number, because it can be changed into a prime (131141220100337) 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, 4728522230 + ... + 4728549963.

It is an arithmetic number, because the mean of its divisors is an integer number (12757590389706).

Almost surely, 2^{131141220100331} is an apocalyptic number.

131141220100331 is a deficient number, since it is larger than the sum of its proper divisors (21949864576141).

131141220100331 is an equidigital number, since it uses as much as digits as its factorization.

131141220100331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9457072490 (or 9457072483 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 131141220100331 its reverse (133001022141131), we get a palindrome (264142242241462).

The spelling of 131141220100331 in words is "one hundred thirty-one trillion, one hundred forty-one billion, two hundred twenty million, one hundred thousand, three hundred thirty-one".