22222224444424 has 32 divisors (see below), whose sum is σ = 42444051543000. Its totient is φ = 10904622059520.

The previous prime is 22222224444419. The next prime is 22222224444443. The reversal of 22222224444424 is 42444442222222.

It can be written as a sum of positive squares in 4 ways, for example, as 8520455916324 + 13701768528100 = 2918982^2 + 3701590^2 .

It is a nude number because it is divisible by every one of its digits.

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 in 7 ways as a sum of consecutive naturals, for example, 50490627 + ... + 50928850.

Almost surely, 2^{22222224444424} is an apocalyptic number.

It is an amenable number.

22222224444424 is a deficient number, since it is larger than the sum of its proper divisors (20221827098576).

22222224444424 is a wasteful number, since it uses less digits than its factorization.

22222224444424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101419993 (or 101419989 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 40.

Adding to 22222224444424 its reverse (42444442222222), we get a palindrome (64666666666646).

The spelling of 22222224444424 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty-four million, four hundred forty-four thousand, four hundred twenty-four".