22101011111222 has 16 divisors (see below), whose sum is σ = 33175962052560. Its totient is φ = 11042359294848.

The previous prime is 22101011111203. The next prime is 22101011111233. The reversal of 22101011111222 is 22211111010122.

It is a self number, because there is not a number n which added to its sum of digits gives 22101011111222.

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, 19671554 + ... + 20764682.

It is an arithmetic number, because the mean of its divisors is an integer number (2073497628285).

Almost surely, 2^{22101011111222} is an apocalyptic number.

22101011111222 is a deficient number, since it is larger than the sum of its proper divisors (11074950941338).

22101011111222 is a wasteful number, since it uses less digits than its factorization.

22101011111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100575.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22101011111222 its reverse (22211111010122), we get a palindrome (44312122121344).

The spelling of 22101011111222 in words is "twenty-two trillion, one hundred one billion, eleven million, one hundred eleven thousand, two hundred twenty-two".