23321232031331 has 32 divisors (see below), whose sum is σ = 25334235924480. Its totient is φ = 21340275427584.

The previous prime is 23321232031313. The next prime is 23321232031379. The reversal of 23321232031331 is 13313023212332.

It is a cyclic number.

It is not a de Polignac number, because 23321232031331 - 2⁶ = 23321232031267 is a prime.

It is a super-2 number, since 2×23321232031331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23321232031294 and 23321232031303.

It is not an unprimeable number, because it can be changed into a prime (23321232031231) 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 31 ways as a sum of consecutive naturals, for example, 1351398455 + ... + 1351415711.

It is an arithmetic number, because the mean of its divisors is an integer number (791694872640).

Almost surely, 2^{23321232031331} is an apocalyptic number.

23321232031331 is a deficient number, since it is larger than the sum of its proper divisors (2013003893149).

23321232031331 is a wasteful number, since it uses less digits than its factorization.

23321232031331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19035.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 23321232031331 its reverse (13313023212332), we get a palindrome (36634255243663).

The spelling of 23321232031331 in words is "twenty-three trillion, three hundred twenty-one billion, two hundred thirty-two million, thirty-one thousand, three hundred thirty-one".