12123818656922 has 16 divisors (see below), whose sum is σ = 20801746225152. Its totient is φ = 5191408006800.

The previous prime is 12123818656909. The next prime is 12123818656979. The reversal of 12123818656922 is 22965681832121.

12123818656922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376172873 + ... + 376205100.

It is an arithmetic number, because the mean of its divisors is an integer number (1300109139072).

Almost surely, 2^{12123818656922} is an apocalyptic number.

12123818656922 is a deficient number, since it is larger than the sum of its proper divisors (8677927568230).

12123818656922 is a wasteful number, since it uses less digits than its factorization.

12123818656922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752379133.

The product of its digits is 4976640, while the sum is 56.

The spelling of 12123818656922 in words is "twelve trillion, one hundred twenty-three billion, eight hundred eighteen million, six hundred fifty-six thousand, nine hundred twenty-two".