22224202002 has 48 divisors (see below), whose sum is σ = 50145758208. Its totient is φ = 7105633920.

The previous prime is 22224201991. The next prime is 22224202037. The reversal of 22224202002 is 20020242222.

It is a happy number.

22224202002 is a `hidden beast` number, since 2 + 222 + 420 + 20 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113178 + ... + 239285.

It is an arithmetic number, because the mean of its divisors is an integer number (1044703296).

Almost surely, 2^22224202002 is an apocalyptic number.

22224202002 is an abundant number, since it is smaller than the sum of its proper divisors (27921556206).

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

22224202002 is a wasteful number, since it uses less digits than its factorization.

22224202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352615 (or 352612 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 22224202002 its reverse (20020242222), we get a palindrome (42244444224).

The spelling of 22224202002 in words is "twenty-two billion, two hundred twenty-four million, two hundred two thousand, two".