22222022044 has 6 divisors (see below), whose sum is σ = 38888538584. Its totient is φ = 11111011020.

The previous prime is 22222022027. The next prime is 22222022047. The reversal of 22222022044 is 44022022222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222022047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777752752 + ... + 2777752759.

Almost surely, 2^22222022044 is an apocalyptic number.

It is an amenable number.

22222022044 is a deficient number, since it is larger than the sum of its proper divisors (16666516540).

22222022044 is a wasteful number, since it uses less digits than its factorization.

22222022044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555505515 (or 5555505513 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22222022044 its reverse (44022022222), we get a palindrome (66244044266).

The spelling of 22222022044 in words is "twenty-two billion, two hundred twenty-two million, twenty-two thousand, forty-four".