12321233321 has 4 divisors (see below), whose sum is σ = 12322402944. Its totient is φ = 12320063700.

The previous prime is 12321233303. The next prime is 12321233339. The reversal of 12321233321 is 12333212321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (12321233303) and next prime (12321233339).

It is a cyclic number.

It is not a de Polignac number, because 12321233321 - 2²² = 12317039017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12321233921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568865 + ... + 590126.

It is an arithmetic number, because the mean of its divisors is an integer number (3080600736).

Almost surely, 2^12321233321 is an apocalyptic number.

It is an amenable number.

12321233321 is a deficient number, since it is larger than the sum of its proper divisors (1169623).

12321233321 is a wasteful number, since it uses less digits than its factorization.

12321233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169622.

The product of its digits is 1296, while the sum is 23.

Adding to 12321233321 its reverse (12333212321), we get a palindrome (24654445642).

The spelling of 12321233321 in words is "twelve billion, three hundred twenty-one million, two hundred thirty-three thousand, three hundred twenty-one".