131400122204124 has 72 divisors (see below), whose sum is σ = 333143236350288. Its totient is φ = 43669110965760.

The previous prime is 131400122204107. The next prime is 131400122204149. The reversal of 131400122204124 is 421402221004131.

131400122204124 is a `hidden beast` number, since 1 + 3 + 1 + 400 + 12 + 220 + 4 + 1 + 24 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 743979394 + ... + 744155990.

It is an arithmetic number, because the mean of its divisors is an integer number (4626989393754).

Almost surely, 2^{131400122204124} is an apocalyptic number.

It is an amenable number.

131400122204124 is an abundant number, since it is smaller than the sum of its proper divisors (201743114146164).

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

131400122204124 is a wasteful number, since it uses less digits than its factorization.

131400122204124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238275 (or 238270 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 131400122204124 its reverse (421402221004131), we get a palindrome (552802343208255).

The spelling of 131400122204124 in words is "one hundred thirty-one trillion, four hundred billion, one hundred twenty-two million, two hundred four thousand, one hundred twenty-four".