131101230055499 has 16 divisors (see below), whose sum is σ = 143226038419200. Its totient is φ = 119010923283360.

The previous prime is 131101230055441. The next prime is 131101230055541. The reversal of 131101230055499 is 994550032101131.

It is a cyclic number.

It is not a de Polignac number, because 131101230055499 - 2²⁸ = 131100961620043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131101230055099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29765762 + ... + 33885144.

It is an arithmetic number, because the mean of its divisors is an integer number (8951627401200).

Almost surely, 2^{131101230055499} is an apocalyptic number.

131101230055499 is a deficient number, since it is larger than the sum of its proper divisors (12124808363701).

131101230055499 is a wasteful number, since it uses less digits than its factorization.

131101230055499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4123570.

The product of its (nonzero) digits is 145800, while the sum is 44.

The spelling of 131101230055499 in words is "one hundred thirty-one trillion, one hundred one billion, two hundred thirty million, fifty-five thousand, four hundred ninety-nine".