22210112111222 has 16 divisors (see below), whose sum is σ = 39729889988352. Its totient is φ = 9104766455400.

The previous prime is 22210112111203. The next prime is 22210112111269. The reversal of 22210112111222 is 22211121101222.

It is a junction number, because it is equal to n+sod(n) for n = 22210112111194 and 22210112111203.

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, 34487751404 + ... + 34487752047.

It is an arithmetic number, because the mean of its divisors is an integer number (2483118124272).

Almost surely, 2^{22210112111222} is an apocalyptic number.

22210112111222 is a deficient number, since it is larger than the sum of its proper divisors (17519777877130).

22210112111222 is a wasteful number, since it uses less digits than its factorization.

22210112111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68975503483.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22210112111222 its reverse (22211121101222), we get a palindrome (44421233212444).

The spelling of 22210112111222 in words is "twenty-two trillion, two hundred ten billion, one hundred twelve million, one hundred eleven thousand, two hundred twenty-two".