231322003323231 has 64 divisors (see below), whose sum is σ = 328732962471936. Its totient is φ = 144429992179200.

The previous prime is 231322003323167. The next prime is 231322003323233. The reversal of 231322003323231 is 132323300223132.

It is not a de Polignac number, because 231322003323231 - 2⁶ = 231322003323167 is a prime.

It is a super-2 number, since 2×231322003323231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231322003323233) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2591479141 + ... + 2591568401.

It is an arithmetic number, because the mean of its divisors is an integer number (5136452538624).

Almost surely, 2^{231322003323231} is an apocalyptic number.

231322003323231 is a deficient number, since it is larger than the sum of its proper divisors (97410959148705).

231322003323231 is a wasteful number, since it uses less digits than its factorization.

231322003323231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93352.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 231322003323231 its reverse (132323300223132), we get a palindrome (363645303546363).

The spelling of 231322003323231 in words is "two hundred thirty-one trillion, three hundred twenty-two billion, three million, three hundred twenty-three thousand, two hundred thirty-one".