131212331134110 has 128 divisors (see below), whose sum is σ = 350317243699200. Its totient is φ = 34948192728960.

The previous prime is 131212331134081. The next prime is 131212331134123. The reversal of 131212331134110 is 11431133212131.

131212331134110 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 1 + 2 + 3 + 311 + 341 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4080096211 + ... + 4080128369.

It is an arithmetic number, because the mean of its divisors is an integer number (2736853466400).

Almost surely, 2^{131212331134110} is an apocalyptic number.

131212331134110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131212331134110 is an abundant number, since it is smaller than the sum of its proper divisors (219104912565090).

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

131212331134110 is a wasteful number, since it uses less digits than its factorization.

131212331134110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49743 (or 49737 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

Adding to 131212331134110 its reverse (11431133212131), we get a palindrome (142643464346241).

The spelling of 131212331134110 in words is "one hundred thirty-one trillion, two hundred twelve billion, three hundred thirty-one million, one hundred thirty-four thousand, one hundred ten".