22400022224 has 20 divisors (see below), whose sum is σ = 43591239744. Its totient is φ = 11150670048.

The previous prime is 22400022223. The next prime is 22400022251. The reversal of 22400022224 is 42222000422.

It is a junction number, because it is equal to n+sod(n) for n = 22400022196 and 22400022205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400022223) 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 3 ways as a sum of consecutive naturals, for example, 3080072 + ... + 3087335.

Almost surely, 2^22400022224 is an apocalyptic number.

It is an amenable number.

22400022224 is a deficient number, since it is larger than the sum of its proper divisors (21191217520).

22400022224 is a wasteful number, since it uses less digits than its factorization.

22400022224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6167642 (or 6167636 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22400022224 its reverse (42222000422), we get a palindrome (64622022646).

The spelling of 22400022224 in words is "twenty-two billion, four hundred million, twenty-two thousand, two hundred twenty-four".