22224644222 has 16 divisors (see below), whose sum is σ = 36370249344. Its totient is φ = 10101375000.

The previous prime is 22224644219. The next prime is 22224644227. The reversal of 22224644222 is 22244642222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224644227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373847 + ... + 429197.

It is an arithmetic number, because the mean of its divisors is an integer number (2273140584).

Almost surely, 2^22224644222 is an apocalyptic number.

22224644222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22224644222 is a deficient number, since it is larger than the sum of its proper divisors (14145605122).

22224644222 is a wasteful number, since it uses less digits than its factorization.

22224644222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73615.

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

The spelling of 22224644222 in words is "twenty-two billion, two hundred twenty-four million, six hundred forty-four thousand, two hundred twenty-two".