12323032321 has 16 divisors (see below), whose sum is σ = 13173716160. Its totient is φ = 11506219200.

The previous prime is 12323032307. The next prime is 12323032343.

12323032321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 12323032321 - 2⁵ = 12323032289 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12323032292 and 12323032301.

It is not an unprimeable number, because it can be changed into a prime (12323032361) 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, 77026 + ... + 174868.

It is an arithmetic number, because the mean of its divisors is an integer number (823357260).

Almost surely, 2^12323032321 is an apocalyptic number.

It is an amenable number.

12323032321 is a deficient number, since it is larger than the sum of its proper divisors (850683839).

12323032321 is a wasteful number, since it uses less digits than its factorization.

12323032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98016.

The product of its (nonzero) digits is 1296, while the sum is 22.

It can be divided in two parts, 123230 and 32321, that added together give a palindrome (155551).

The spelling of 12323032321 in words is "twelve billion, three hundred twenty-three million, thirty-two thousand, three hundred twenty-one".