22210002202 has 4 divisors (see below), whose sum is σ = 33315003306. Its totient is φ = 11105001100.

The previous prime is 22210002103. The next prime is 22210002203. The reversal of 22210002202 is 20220001222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20161444081 + 2048558121 = 141991^2 + 45261^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (22210002203) by changing a digit.

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 as a sum of consecutive naturals, namely, 5552500549 + ... + 5552500552.

Almost surely, 2^22210002202 is an apocalyptic number.

22210002202 is a deficient number, since it is larger than the sum of its proper divisors (11105001104).

22210002202 is a wasteful number, since it uses less digits than its factorization.

22210002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105001103.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22210002202 its reverse (20220001222), we get a palindrome (42430003424).

The spelling of 22210002202 in words is "twenty-two billion, two hundred ten million, two thousand, two hundred two".