131010112011021 has 8 divisors (see below), whose sum is σ = 174687740598624. Its totient is φ = 87336279048720.

The previous prime is 131010112011013. The next prime is 131010112011049. The reversal of 131010112011021 is 120110211010131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131010112011021 - 2³ = 131010112011013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131010112019021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948825786 + ... + 948963851.

It is an arithmetic number, because the mean of its divisors is an integer number (21835967574828).

Almost surely, 2^{131010112011021} is an apocalyptic number.

It is an amenable number.

131010112011021 is a deficient number, since it is larger than the sum of its proper divisors (43677628587603).

131010112011021 is a wasteful number, since it uses less digits than its factorization.

131010112011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897812651.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 131010112011021 its reverse (120110211010131), we get a palindrome (251120323021152).

The spelling of 131010112011021 in words is "one hundred thirty-one trillion, ten billion, one hundred twelve million, eleven thousand, twenty-one".