12003664122 has 24 divisors (see below), whose sum is σ = 26396119776. Its totient is φ = 3941501256.

The previous prime is 12003664109. The next prime is 12003664129. The reversal of 12003664122 is 22146630021.

12003664122 is a `hidden beast` number, since 12 + 0 + 0 + 3 + 6 + 641 + 2 + 2 = 666.

It is a super-3 number, since 3×12003664122³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12003664129) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4975438 + ... + 4977849.

It is an arithmetic number, because the mean of its divisors is an integer number (1099838324).

Almost surely, 2^12003664122 is an apocalyptic number.

12003664122 is an abundant number, since it is smaller than the sum of its proper divisors (14392455654).

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

12003664122 is a wasteful number, since it uses less digits than its factorization.

12003664122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9953362 (or 9953359 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 12003664122 in words is "twelve billion, three million, six hundred sixty-four thousand, one hundred twenty-two".