2122403222444 has 12 divisors (see below), whose sum is σ = 3736446392784. Its totient is φ = 1054847110224.

The previous prime is 2122403222413. The next prime is 2122403222501. The reversal of 2122403222444 is 4442223042212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122403222444.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1588624499 + ... + 1588625834.

It is an arithmetic number, because the mean of its divisors is an integer number (311370532732).

Almost surely, 2^{2122403222444} is an apocalyptic number.

It is an amenable number.

2122403222444 is a deficient number, since it is larger than the sum of its proper divisors (1614043170340).

2122403222444 is a wasteful number, since it uses less digits than its factorization.

2122403222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177250504 (or 3177250502 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2122403222444 its reverse (4442223042212), we get a palindrome (6564626264656).

The spelling of 2122403222444 in words is "two trillion, one hundred twenty-two billion, four hundred three million, two hundred twenty-two thousand, four hundred forty-four".