22100223056 has 10 divisors (see below), whose sum is σ = 42819182202. Its totient is φ = 11050111520.

The previous prime is 22100223029. The next prime is 22100223077. The reversal of 22100223056 is 65032200122.

It can be written as a sum of positive squares in only one way, i.e., 19913725456 + 2186497600 = 141116^2 + 46760^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690631955 + ... + 690631986.

Almost surely, 2^22100223056 is an apocalyptic number.

It is an amenable number.

22100223056 is a deficient number, since it is larger than the sum of its proper divisors (20718959146).

22100223056 is a wasteful number, since it uses less digits than its factorization.

22100223056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381263949 (or 1381263943 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 22100223056 its reverse (65032200122), we get a palindrome (87132423178).

The spelling of 22100223056 in words is "twenty-two billion, one hundred million, two hundred twenty-three thousand, fifty-six".