12000022004 has 48 divisors (see below), whose sum is σ = 21975023616. Its totient is φ = 5727218400.

The previous prime is 12000021961. The next prime is 12000022031. The reversal of 12000022004 is 40022000021.

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, 3459479 + ... + 3462945.

It is an arithmetic number, because the mean of its divisors is an integer number (457812992).

Almost surely, 2^12000022004 is an apocalyptic number.

It is an amenable number.

12000022004 is a deficient number, since it is larger than the sum of its proper divisors (9975001612).

12000022004 is a wasteful number, since it uses less digits than its factorization.

12000022004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876 (or 3874 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 12000022004 its reverse (40022000021), we get a palindrome (52022022025).

The spelling of 12000022004 in words is "twelve billion, twenty-two thousand, four".