131301320243122 has 16 divisors (see below), whose sum is σ = 201756073502592. Its totient is φ = 64049301874080.

The previous prime is 131301320243087. The next prime is 131301320243213. The reversal of 131301320243122 is 221342023103131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53551243 + ... + 55949425.

It is an arithmetic number, because the mean of its divisors is an integer number (12609754593912).

Almost surely, 2^{131301320243122} is an apocalyptic number.

131301320243122 is a deficient number, since it is larger than the sum of its proper divisors (70454753259470).

131301320243122 is a wasteful number, since it uses less digits than its factorization.

131301320243122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065913.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 131301320243122 its reverse (221342023103131), we get a palindrome (352643343346253).

The spelling of 131301320243122 in words is "one hundred thirty-one trillion, three hundred one billion, three hundred twenty million, two hundred forty-three thousand, one hundred twenty-two".