22140222224 has 10 divisors (see below), whose sum is σ = 42896680590. Its totient is φ = 11070111104.

The previous prime is 22140222217. The next prime is 22140222233. The reversal of 22140222224 is 42222204122.

It can be written as a sum of positive squares in only one way, i.e., 11144602624 + 10995619600 = 105568^2 + 104860^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22140222224.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 691881929 + ... + 691881960.

It is an arithmetic number, because the mean of its divisors is an integer number (4289668059).

Almost surely, 2^22140222224 is an apocalyptic number.

It is an amenable number.

22140222224 is a deficient number, since it is larger than the sum of its proper divisors (20756458366).

22140222224 is a wasteful number, since it uses less digits than its factorization.

22140222224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383763897 (or 1383763891 counting only the distinct ones).

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

Adding to 22140222224 its reverse (42222204122), we get a palindrome (64362426346).

The spelling of 22140222224 in words is "twenty-two billion, one hundred forty million, two hundred twenty-two thousand, two hundred twenty-four".