131321200110112 has 12 divisors (see below), whose sum is σ = 258538612716846. Its totient is φ = 65660600055040.

The previous prime is 131321200110077. The next prime is 131321200110119. The reversal of 131321200110112 is 211011002123131.

It can be written as a sum of positive squares in only one way, i.e., 93075336773136 + 38245863336976 = 9647556^2 + 6184324^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 131321200110112.

It is not an unprimeable number, because it can be changed into a prime (131321200110119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051893751689 + ... + 2051893751752.

Almost surely, 2^{131321200110112} is an apocalyptic number.

It is an amenable number.

131321200110112 is a deficient number, since it is larger than the sum of its proper divisors (127217412606734).

131321200110112 is an equidigital number, since it uses as much as digits as its factorization.

131321200110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103787503451 (or 4103787503443 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 131321200110112 its reverse (211011002123131), we get a palindrome (342332202233243).

The spelling of 131321200110112 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, two hundred million, one hundred ten thousand, one hundred twelve".