131110101172 has 12 divisors (see below), whose sum is σ = 229484884356. Its totient is φ = 65542991360.

The previous prime is 131110101151. The next prime is 131110101173. The reversal of 131110101172 is 271101011131.

It can be written as a sum of positive squares in 2 ways, for example, as 60479597476 + 70630503696 = 245926^2 + 265764^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131110101173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2990323 + ... + 3033850.

It is an arithmetic number, because the mean of its divisors is an integer number (19123740363).

Almost surely, 2^131110101172 is an apocalyptic number.

It is an amenable number.

131110101172 is a deficient number, since it is larger than the sum of its proper divisors (98374783184).

131110101172 is a wasteful number, since it uses less digits than its factorization.

131110101172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6029618 (or 6029616 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 19.

The spelling of 131110101172 in words is "one hundred thirty-one billion, one hundred ten million, one hundred one thousand, one hundred seventy-two".