22220200022 has 4 divisors (see below), whose sum is σ = 33330300036. Its totient is φ = 11110100010.

The previous prime is 22220199983. The next prime is 22220200033. The reversal of 22220200022 is 22000202222.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555050004 + ... + 5555050007.

It is an arithmetic number, because the mean of its divisors is an integer number (8332575009).

Almost surely, 2^22220200022 is an apocalyptic number.

22220200022 is a deficient number, since it is larger than the sum of its proper divisors (11110100014).

22220200022 is a wasteful number, since it uses less digits than its factorization.

22220200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110100013.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22220200022 its reverse (22000202222), we get a palindrome (44220402244).

The spelling of 22220200022 in words is "twenty-two billion, two hundred twenty million, two hundred thousand, twenty-two".