12001221003022 has 32 divisors (see below), whose sum is σ = 18501387079680. Its totient is φ = 5834322030240.

The previous prime is 12001221003019. The next prime is 12001221003041. The reversal of 12001221003022 is 22030012210021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12001221002987 and 12001221003005.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 730570773 + ... + 730587199.

It is an arithmetic number, because the mean of its divisors is an integer number (578168346240).

Almost surely, 2^{12001221003022} is an apocalyptic number.

12001221003022 is a deficient number, since it is larger than the sum of its proper divisors (6500166076658).

12001221003022 is a wasteful number, since it uses less digits than its factorization.

12001221003022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22816.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12001221003022 its reverse (22030012210021), we get a palindrome (34031233213043).

The spelling of 12001221003022 in words is "twelve trillion, one billion, two hundred twenty-one million, three thousand, twenty-two".