22122201102112 has 12 divisors (see below), whose sum is σ = 43553083419846. Its totient is φ = 11061100551040.

The previous prime is 22122201102109. The next prime is 22122201102119. The reversal of 22122201102112 is 21120110222122.

It can be written as a sum of positive squares in only one way, i.e., 15549110151696 + 6573090950416 = 3943236^2 + 2563804^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22122201102112.

It is not an unprimeable number, because it can be changed into a prime (22122201102119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345659392189 + ... + 345659392252.

Almost surely, 2^{22122201102112} is an apocalyptic number.

It is an amenable number.

22122201102112 is a deficient number, since it is larger than the sum of its proper divisors (21430882317734).

22122201102112 is an equidigital number, since it uses as much as digits as its factorization.

22122201102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691318784451 (or 691318784443 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22122201102112 its reverse (21120110222122), we get a palindrome (43242311324234).

The spelling of 22122201102112 in words is "twenty-two trillion, one hundred twenty-two billion, two hundred one million, one hundred two thousand, one hundred twelve".