12321223332 has 72 divisors (see below), whose sum is σ = 32454928128. Its totient is φ = 3632777280.

The previous prime is 12321223307. The next prime is 12321223351. The reversal of 12321223332 is 23332212321.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 60948 + ... + 168395.

Almost surely, 2^12321223332 is an apocalyptic number.

12321223332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12321223332 is an abundant number, since it is smaller than the sum of its proper divisors (20133704796).

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

12321223332 is a wasteful number, since it uses less digits than its factorization.

12321223332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229409 (or 229396 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

Adding to 12321223332 its reverse (23332212321), we get a palindrome (35653435653).

The spelling of 12321223332 in words is "twelve billion, three hundred twenty-one million, two hundred twenty-three thousand, three hundred thirty-two".