131024040112 has 20 divisors (see below), whose sum is σ = 290124660496. Its totient is φ = 56153160000.

The previous prime is 131024040107. The next prime is 131024040127. The reversal of 131024040112 is 211040420131.

It is a self number, because there is not a number n which added to its sum of digits gives 131024040112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584928639 + ... + 584928862.

Almost surely, 2^131024040112 is an apocalyptic number.

It is an amenable number.

131024040112 is an abundant number, since it is smaller than the sum of its proper divisors (159100620384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131024040112 is a wasteful number, since it uses less digits than its factorization.

131024040112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169857516 (or 1169857510 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 131024040112 its reverse (211040420131), we get a palindrome (342064460243).

The spelling of 131024040112 in words is "one hundred thirty-one billion, twenty-four million, forty thousand, one hundred twelve".