22100222101222 has 16 divisors (see below), whose sum is σ = 34220062513152. Its totient is φ = 10693542175560.

The previous prime is 22100222101219. The next prime is 22100222101247. The reversal of 22100222101222 is 22210122200122.

It is a self number, because there is not a number n which added to its sum of digits gives 22100222101222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4138273 + ... + 7831075.

It is an arithmetic number, because the mean of its divisors is an integer number (2138753907072).

Almost surely, 2^{22100222101222} is an apocalyptic number.

22100222101222 is a deficient number, since it is larger than the sum of its proper divisors (12119840411930).

22100222101222 is a wasteful number, since it uses less digits than its factorization.

22100222101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3789363.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22100222101222 its reverse (22210122200122), we get a palindrome (44310344301344).

The spelling of 22100222101222 in words is "twenty-two trillion, one hundred billion, two hundred twenty-two million, one hundred one thousand, two hundred twenty-two".