12003321004 has 12 divisors (see below), whose sum is σ = 21111370000. Its totient is φ = 5971501008.

The previous prime is 12003320981. The next prime is 12003321013. The reversal of 12003321004 is 40012330021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7538979 + ... + 7540570.

Almost surely, 2^12003321004 is an apocalyptic number.

It is an amenable number.

12003321004 is a deficient number, since it is larger than the sum of its proper divisors (9108048996).

12003321004 is a wasteful number, since it uses less digits than its factorization.

12003321004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15079752 (or 15079750 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12003321004 its reverse (40012330021), we get a palindrome (52015651025).

The spelling of 12003321004 in words is "twelve billion, three million, three hundred twenty-one thousand, four".