22112112102222 has 8 divisors (see below), whose sum is σ = 44224224204456. Its totient is φ = 7370704034072.

The previous prime is 22112112102221. The next prime is 22112112102229. The reversal of 22112112102222 is 22220121121122.

It is a sphenic number, since it is the product of 3 distinct primes.

22112112102222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112112102221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1842676008513 + ... + 1842676008524.

It is an arithmetic number, because the mean of its divisors is an integer number (5528028025557).

Almost surely, 2^{22112112102222} is an apocalyptic number.

22112112102222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22112112102222 is a wasteful number, since it uses less digits than its factorization.

22112112102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685352017042.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22112112102222 its reverse (22220121121122), we get a palindrome (44332233223344).

The spelling of 22112112102222 in words is "twenty-two trillion, one hundred twelve billion, one hundred twelve million, one hundred two thousand, two hundred twenty-two".