231322112331 has 8 divisors (see below), whose sum is σ = 308453320704. Its totient is φ = 154202822760.

The previous prime is 231322112317. The next prime is 231322112363. The reversal of 231322112331 is 133211223132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 231322112331 - 2¹⁴ = 231322095947 is a prime.

It is a super-2 number, since 2×231322112331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231322132331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2934315 + ... + 3012116.

It is an arithmetic number, because the mean of its divisors is an integer number (38556665088).

Almost surely, 2^231322112331 is an apocalyptic number.

231322112331 is a deficient number, since it is larger than the sum of its proper divisors (77131208373).

231322112331 is a wasteful number, since it uses less digits than its factorization.

231322112331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959401.

The product of its digits is 1296, while the sum is 24.

Adding to 231322112331 its reverse (133211223132), we get a palindrome (364533335463).

The spelling of 231322112331 in words is "two hundred thirty-one billion, three hundred twenty-two million, one hundred twelve thousand, three hundred thirty-one".