22000222200424 has 32 divisors (see below), whose sum is σ = 47036674165320. Its totient is φ = 9556657606656.

The previous prime is 22000222200289. The next prime is 22000222200479. The reversal of 22000222200424 is 42400222200022.

It can be written as a sum of positive squares in 4 ways, for example, as 18032915124324 + 3967307076100 = 4246518^2 + 1991810^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22000222200395 and 22000222200404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6221780529 + ... + 6221784064.

Almost surely, 2^{22000222200424} is an apocalyptic number.

It is an amenable number.

22000222200424 is an abundant number, since it is smaller than the sum of its proper divisors (25036451964896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000222200424 is a wasteful number, since it uses less digits than its factorization.

22000222200424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12443564629 (or 12443564625 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22000222200424 its reverse (42400222200022), we get a palindrome (64400444400446).

The spelling of 22000222200424 in words is "twenty-two trillion, two hundred twenty-two million, two hundred thousand, four hundred twenty-four".