12022121012009 has 8 divisors (see below), whose sum is σ = 12141596517960. Its totient is φ = 11902654224000.

The previous prime is 12022121012003. The next prime is 12022121012039. The reversal of 12022121012009 is 90021012122021.

12022121012009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9577910832400 + 2444210179609 = 3094820^2 + 1563397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12022121012009 - 2²⁰ = 12022119963433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022121012003) 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, 609887 + ... + 4941275.

It is an arithmetic number, because the mean of its divisors is an integer number (1517699564745).

Almost surely, 2^{12022121012009} is an apocalyptic number.

It is an amenable number.

12022121012009 is a deficient number, since it is larger than the sum of its proper divisors (119475505951).

12022121012009 is a wasteful number, since it uses less digits than its factorization.

12022121012009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358971.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 12022121012009 in words is "twelve trillion, twenty-two billion, one hundred twenty-one million, twelve thousand, nine".