12911021202022 has 8 divisors (see below), whose sum is σ = 20208554924976. Its totient is φ = 6174836227032.

The previous prime is 12911021201933. The next prime is 12911021202067. The reversal of 12911021202022 is 22020212011921.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140337186933 + ... + 140337187024.

It is an arithmetic number, because the mean of its divisors is an integer number (2526069365622).

Almost surely, 2^{12911021202022} is an apocalyptic number.

12911021202022 is a deficient number, since it is larger than the sum of its proper divisors (7297533722954).

12911021202022 is a wasteful number, since it uses less digits than its factorization.

12911021202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280674373982.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 12911021202022 its reverse (22020212011921), we get a palindrome (34931233213943).

The spelling of 12911021202022 in words is "twelve trillion, nine hundred eleven billion, twenty-one million, two hundred two thousand, twenty-two".