331112317 has 4 divisors (see below), whose sum is σ = 333494560. Its totient is φ = 328730076.

The previous prime is 331112311. The next prime is 331112323. The reversal of 331112317 is 713211133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (331112311) and next prime (331112323).

It is a cyclic number.

It is not a de Polignac number, because 331112317 - 2¹⁹ = 330588029 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 (331112311) 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, 1190913 + ... + 1191190.

It is an arithmetic number, because the mean of its divisors is an integer number (83373640).

Almost surely, 2^331112317 is an apocalyptic number.

It is an amenable number.

331112317 is a deficient number, since it is larger than the sum of its proper divisors (2382243).

331112317 is a wasteful number, since it uses less digits than its factorization.

331112317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382242.

The product of its digits is 378, while the sum is 22.

The square root of 331112317 is about 18196.4918871743. The cubic root of 331112317 is about 691.8178746268.

The spelling of 331112317 in words is "three hundred thirty-one million, one hundred twelve thousand, three hundred seventeen".