12321002996 has 6 divisors (see below), whose sum is σ = 21561755250. Its totient is φ = 6160501496.

The previous prime is 12321002971. The next prime is 12321003031. The reversal of 12321002996 is 69920012321.

It can be written as a sum of positive squares in only one way, i.e., 11765740900 + 555262096 = 108470^2 + 23564^2 .

It is a super-2 number, since 2×12321002996² (a number of 21 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 as a sum of consecutive naturals, namely, 1540125371 + ... + 1540125378.

It is an arithmetic number, because the mean of its divisors is an integer number (3593625875).

Almost surely, 2^12321002996 is an apocalyptic number.

It is an amenable number.

12321002996 is a deficient number, since it is larger than the sum of its proper divisors (9240752254).

12321002996 is a wasteful number, since it uses less digits than its factorization.

12321002996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080250753 (or 3080250751 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 12321002996 in words is "twelve billion, three hundred twenty-one million, two thousand, nine hundred ninety-six".