12321233303320 has 64 divisors (see below), whose sum is σ = 27786976879680. Its totient is φ = 4917090748416.

The previous prime is 12321233303299. The next prime is 12321233303359. The reversal of 12321233303320 is 2330333212321.

It is a super-2 number, since 2×12321233303320² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35539452 + ... + 35884468.

It is an arithmetic number, because the mean of its divisors is an integer number (434171513745).

Almost surely, 2^{12321233303320} is an apocalyptic number.

12321233303320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12321233303320 is an abundant number, since it is smaller than the sum of its proper divisors (15465743576360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12321233303320 is a wasteful number, since it uses less digits than its factorization.

12321233303320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347092 (or 347088 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 12321233303320 its reverse (2330333212321), we get a palindrome (14651566515641).

Subtracting from 12321233303320 its reverse (2330333212321), we obtain a palindrome (9990900090999).

The spelling of 12321233303320 in words is "twelve trillion, three hundred twenty-one billion, two hundred thirty-three million, three hundred three thousand, three hundred twenty".