22240224420424 has 16 divisors (see below), whose sum is σ = 41700543749820. Its totient is φ = 11120079420480.

The previous prime is 22240224420413. The next prime is 22240224420443. The reversal of 22240224420424 is 42402442204222.

It can be written as a sum of positive squares in 2 ways, for example, as 22179107680900 + 61116739524 = 4709470^2 + 247218^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22240224420424.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085799 + ... + 6757174.

Almost surely, 2^{22240224420424} is an apocalyptic number.

It is an amenable number.

22240224420424 is a deficient number, since it is larger than the sum of its proper divisors (19460319329396).

22240224420424 is a wasteful number, since it uses less digits than its factorization.

22240224420424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8197440 (or 8197436 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22240224420424 its reverse (42402442204222), we get a palindrome (64642666624646).

The spelling of 22240224420424 in words is "twenty-two trillion, two hundred forty billion, two hundred twenty-four million, four hundred twenty thousand, four hundred twenty-four".