12123320332 has 24 divisors (see below), whose sum is σ = 22142405376. Its totient is φ = 5797018128.

The previous prime is 12123320311. The next prime is 12123320333. The reversal of 12123320332 is 23302332121.

It is not an unprimeable number, because it can be changed into a prime (12123320333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700123 + ... + 717229.

It is an arithmetic number, because the mean of its divisors is an integer number (922600224).

Almost surely, 2^12123320332 is an apocalyptic number.

It is an amenable number.

12123320332 is a deficient number, since it is larger than the sum of its proper divisors (10019085044).

12123320332 is a wasteful number, since it uses less digits than its factorization.

12123320332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24837 (or 24835 counting only the distinct ones).

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

Adding to 12123320332 its reverse (23302332121), we get a palindrome (35425652453).

The spelling of 12123320332 in words is "twelve billion, one hundred twenty-three million, three hundred twenty thousand, three hundred thirty-two".