12212100200222 has 32 divisors (see below), whose sum is σ = 19785200272992. Its totient is φ = 5619801273984.

The previous prime is 12212100200207. The next prime is 12212100200227. The reversal of 12212100200222 is 22200200121221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12212100200222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212100200227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38118488 + ... + 38437524.

It is an arithmetic number, because the mean of its divisors is an integer number (618287508531).

Almost surely, 2^{12212100200222} is an apocalyptic number.

12212100200222 is a deficient number, since it is larger than the sum of its proper divisors (7573100072770).

12212100200222 is a wasteful number, since it uses less digits than its factorization.

12212100200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323372.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12212100200222 its reverse (22200200121221), we get a palindrome (34412300321443).

The spelling of 12212100200222 in words is "twelve trillion, two hundred twelve billion, one hundred million, two hundred thousand, two hundred twenty-two".