22222144022 has 8 divisors (see below), whose sum is σ = 35897309616. Its totient is φ = 10256374152.

The previous prime is 22222144001. The next prime is 22222144027. The reversal of 22222144022 is 22044122222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222144027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427348898 + ... + 427348949.

It is an arithmetic number, because the mean of its divisors is an integer number (4487163702).

Almost surely, 2^22222144022 is an apocalyptic number.

22222144022 is a deficient number, since it is larger than the sum of its proper divisors (13675165594).

22222144022 is a wasteful number, since it uses less digits than its factorization.

22222144022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854697862.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22222144022 its reverse (22044122222), we get a palindrome (44266266244).

The spelling of 22222144022 in words is "twenty-two billion, two hundred twenty-two million, one hundred forty-four thousand, twenty-two".