22212112211102 has 32 divisors (see below), whose sum is σ = 36723132021600. Its totient is φ = 9992448535680.

The previous prime is 22212112211083. The next prime is 22212112211153. The reversal of 22212112211102 is 20111221121222.

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 15 ways as a sum of consecutive naturals, for example, 11323253 + ... + 13139264.

It is an arithmetic number, because the mean of its divisors is an integer number (1147597875675).

Almost surely, 2^{22212112211102} is an apocalyptic number.

22212112211102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22212112211102 is a deficient number, since it is larger than the sum of its proper divisors (14511019810498).

22212112211102 is a wasteful number, since it uses less digits than its factorization.

22212112211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24462956.

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

Adding to 22212112211102 its reverse (20111221121222), we get a palindrome (42323333332324).

The spelling of 22212112211102 in words is "twenty-two trillion, two hundred twelve billion, one hundred twelve million, two hundred eleven thousand, one hundred two".