10315231 has 16 divisors (see below), whose sum is σ = 11104128. Its totient is φ = 9568000.

The previous prime is 10315223. The next prime is 10315237. The reversal of 10315231 is 13251301.

It is a cyclic number.

It is not a de Polignac number, because 10315231 - 2³ = 10315223 is a prime.

It is a super-2 number, since 2×10315231² = 212807981166722, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10315237) 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, 102081 + ... + 102181.

It is an arithmetic number, because the mean of its divisors is an integer number (694008).

Almost surely, 2^10315231 is an apocalyptic number.

10315231 is a deficient number, since it is larger than the sum of its proper divisors (788897).

10315231 is a wasteful number, since it uses less digits than its factorization.

10315231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 10315231 is about 3211.7333326414. The cubic root of 10315231 is about 217.6839048792.

Adding to 10315231 its reverse (13251301), we get a palindrome (23566532).

The spelling of 10315231 in words is "ten million, three hundred fifteen thousand, two hundred thirty-one".