22002112012222 has 16 divisors (see below), whose sum is σ = 33898370848272. Its totient is φ = 10702711647360.

The previous prime is 22002112012193. The next prime is 22002112012247. The reversal of 22002112012222 is 22221021120022.

It is a self number, because there is not a number n which added to its sum of digits gives 22002112012222.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13362904 + ... + 14918827.

It is an arithmetic number, because the mean of its divisors is an integer number (2118648178017).

Almost surely, 2^{22002112012222} is an apocalyptic number.

22002112012222 is a deficient number, since it is larger than the sum of its proper divisors (11896258836050).

22002112012222 is a wasteful number, since it uses less digits than its factorization.

22002112012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28292283.

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

Adding to 22002112012222 its reverse (22221021120022), we get a palindrome (44223133132244).

The spelling of 22002112012222 in words is "twenty-two trillion, two billion, one hundred twelve million, twelve thousand, two hundred twenty-two".