317232716120101 has 4 divisors (see below), whose sum is σ = 317417046578604. Its totient is φ = 317048385661600.

The previous prime is 317232716120093. The next prime is 317232716120149. The reversal of 317232716120101 is 101021617232713.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 132109507332100 + 185123208788001 = 11493890^2 + 13605999^2 .

It is a cyclic number.

It is not a de Polignac number, because 317232716120101 - 2³ = 317232716120093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317232716120191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92165226670 + ... + 92165230111.

It is an arithmetic number, because the mean of its divisors is an integer number (79354261644651).

Almost surely, 2^{317232716120101} is an apocalyptic number.

It is an amenable number.

317232716120101 is a deficient number, since it is larger than the sum of its proper divisors (184330458503).

317232716120101 is a wasteful number, since it uses less digits than its factorization.

317232716120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184330458502.

The product of its (nonzero) digits is 21168, while the sum is 37.

The spelling of 317232716120101 in words is "three hundred seventeen trillion, two hundred thirty-two billion, seven hundred sixteen million, one hundred twenty thousand, one hundred one".