317001221427 has 16 divisors (see below), whose sum is σ = 463277969280. Its totient is φ = 191211417600.

The previous prime is 317001221417. The next prime is 317001221437. The reversal of 317001221427 is 724122100713.

It is an interprime number because it is at equal distance from previous prime (317001221417) and next prime (317001221437).

It is not a de Polignac number, because 317001221427 - 2⁸ = 317001221171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 317001221394 and 317001221403.

It is not an unprimeable number, because it can be changed into a prime (317001221417) 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, 22756302 + ... + 22770227.

It is an arithmetic number, because the mean of its divisors is an integer number (28954873080).

Almost surely, 2^317001221427 is an apocalyptic number.

317001221427 is a deficient number, since it is larger than the sum of its proper divisors (146276747853).

317001221427 is a wasteful number, since it uses less digits than its factorization.

317001221427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45526754.

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 317001221427 in words is "three hundred seventeen billion, one million, two hundred twenty-one thousand, four hundred twenty-seven".