22212122222102 has 32 divisors (see below), whose sum is σ = 35036900218080. Its totient is φ = 10545865989120.

The previous prime is 22212122222057. The next prime is 22212122222197. The reversal of 22212122222102 is 20122222121222.

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, 25731833 + ... + 26581035.

It is an arithmetic number, because the mean of its divisors is an integer number (1094903131815).

Almost surely, 2^{22212122222102} is an apocalyptic number.

22212122222102 is a deficient number, since it is larger than the sum of its proper divisors (12824777995978).

22212122222102 is a wasteful number, since it uses less digits than its factorization.

22212122222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856688.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22212122222102 its reverse (20122222121222), we get a palindrome (42334344343324).

The spelling of 22212122222102 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred two".