12220100212222 has 32 divisors (see below), whose sum is σ = 20998077235200. Its totient is φ = 5224856712768.

The previous prime is 12220100212211. The next prime is 12220100212357. The reversal of 12220100212222 is 22221200102221.

It is a self number, because there is not a number n which added to its sum of digits gives 12220100212222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33583779 + ... + 33945697.

It is an arithmetic number, because the mean of its divisors is an integer number (656189913600).

Almost surely, 2^{12220100212222} is an apocalyptic number.

12220100212222 is a deficient number, since it is larger than the sum of its proper divisors (8777977022978).

12220100212222 is a wasteful number, since it uses less digits than its factorization.

12220100212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367600.

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

Adding to 12220100212222 its reverse (22221200102221), we get a palindrome (34441300314443).

The spelling of 12220100212222 in words is "twelve trillion, two hundred twenty billion, one hundred million, two hundred twelve thousand, two hundred twenty-two".