231331333303323 has 24 divisors (see below), whose sum is σ = 366558537309120. Its totient is φ = 139417563314160.

The previous prime is 231331333303151. The next prime is 231331333303333. The reversal of 231331333303323 is 323303333133132.

It is a happy number.

231331333303323 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 313 + 3 + 3 + 3 + 0 + 332 + 3 = 666.

It is not a de Polignac number, because 231331333303323 - 2¹⁰ = 231331333302299 is a prime.

It is a super-2 number, since 2×231331333303323² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (231331333303333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6527021761 + ... + 6527057202.

It is an arithmetic number, because the mean of its divisors is an integer number (15273272387880).

Almost surely, 2^{231331333303323} is an apocalyptic number.

231331333303323 is a deficient number, since it is larger than the sum of its proper divisors (135227204005797).

231331333303323 is a wasteful number, since it uses less digits than its factorization.

231331333303323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13054079159 (or 13054079156 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 36.

Adding to 231331333303323 its reverse (323303333133132), we get a palindrome (554634666436455).

The spelling of 231331333303323 in words is "two hundred thirty-one trillion, three hundred thirty-one billion, three hundred thirty-three million, three hundred three thousand, three hundred twenty-three".