22112112100222 has 16 divisors (see below), whose sum is σ = 33241798167552. Its totient is φ = 11031514243200.

The previous prime is 22112112100217. The next prime is 22112112100231. The reversal of 22112112100222 is 22200121121122.

It is a self number, because there is not a number n which added to its sum of digits gives 22112112100222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29816722 + ... + 30549322.

It is an arithmetic number, because the mean of its divisors is an integer number (2077612385472).

Almost surely, 2^{22112112100222} is an apocalyptic number.

22112112100222 is a deficient number, since it is larger than the sum of its proper divisors (11129686067330).

22112112100222 is a wasteful number, since it uses less digits than its factorization.

22112112100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766083.

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

Adding to 22112112100222 its reverse (22200121121122), we get a palindrome (44312233221344).

The spelling of 22112112100222 in words is "twenty-two trillion, one hundred twelve billion, one hundred twelve million, one hundred thousand, two hundred twenty-two".