131120012023100 has 36 divisors (see below), whose sum is σ = 287048394487344. Its totient is φ = 51983863169280.

The previous prime is 131120012023079. The next prime is 131120012023109. The reversal of 131120012023100 is 1320210021131.

It is a super-2 number, since 2×131120012023100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131120012023109) 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, 5801759144 + ... + 5801781743.

Almost surely, 2^{131120012023100} is an apocalyptic number.

131120012023100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131120012023100 is an abundant number, since it is smaller than the sum of its proper divisors (155928382464244).

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

131120012023100 is a wasteful number, since it uses less digits than its factorization.

131120012023100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11603541014 (or 11603541007 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 131120012023100 its reverse (1320210021131), we get a palindrome (132440222044231).

The spelling of 131120012023100 in words is "one hundred thirty-one trillion, one hundred twenty billion, twelve million, twenty-three thousand, one hundred".