22200222220202 has 12 divisors (see below), whose sum is σ = 36058940825670. Its totient is φ = 10246256409168.

The previous prime is 22200222220069. The next prime is 22200222220247. The reversal of 22200222220202 is 20202222200222.

It can be written as a sum of positive squares in 3 ways, for example, as 8748705068041 + 13451517152161 = 2957821^2 + 3667631^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32840565077 + ... + 32840565752.

Almost surely, 2^{22200222220202} is an apocalyptic number.

22200222220202 is a deficient number, since it is larger than the sum of its proper divisors (13858718605468).

22200222220202 is a wasteful number, since it uses less digits than its factorization.

22200222220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65681130857 (or 65681130844 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22200222220202 its reverse (20202222200222), we get a palindrome (42402444420424).

The spelling of 22200222220202 in words is "twenty-two trillion, two hundred billion, two hundred twenty-two million, two hundred twenty thousand, two hundred two".