131240012321112 has 64 divisors (see below), whose sum is σ = 341972096194560. Its totient is φ = 41924463667200.

The previous prime is 131240012321069. The next prime is 131240012321137. The reversal of 131240012321112 is 211123210042131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 856223689 + ... + 856376952.

It is an arithmetic number, because the mean of its divisors is an integer number (5343314003040).

Almost surely, 2^{131240012321112} is an apocalyptic number.

131240012321112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131240012321112 is an abundant number, since it is smaller than the sum of its proper divisors (210732083873448).

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

131240012321112 is a wasteful number, since it uses less digits than its factorization.

131240012321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712600784 (or 1712600780 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 131240012321112 its reverse (211123210042131), we get a palindrome (342363222363243).

The spelling of 131240012321112 in words is "one hundred thirty-one trillion, two hundred forty billion, twelve million, three hundred twenty-one thousand, one hundred twelve".