22243004422 has 32 divisors (see below), whose sum is σ = 34488115200. Its totient is φ = 10755146688.

The previous prime is 22243004383. The next prime is 22243004453. The reversal of 22243004422 is 22440034222.

It is a super-2 number, since 2×22243004422² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1497243 + ... + 1512025.

It is an arithmetic number, because the mean of its divisors is an integer number (1077753600).

Almost surely, 2^22243004422 is an apocalyptic number.

22243004422 is a deficient number, since it is larger than the sum of its proper divisors (12245110778).

22243004422 is a wasteful number, since it uses less digits than its factorization.

22243004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15060.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 22243004422 its reverse (22440034222), we get a palindrome (44683038644).

The spelling of 22243004422 in words is "twenty-two billion, two hundred forty-three million, four thousand, four hundred twenty-two".