12000212100222 has 32 divisors (see below), whose sum is σ = 25264472323200. Its totient is φ = 3789410478048.

The previous prime is 12000212100197. The next prime is 12000212100377. The reversal of 12000212100222 is 22200121200021.

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 15 ways as a sum of consecutive naturals, for example, 1552104 + ... + 5139012.

It is an arithmetic number, because the mean of its divisors is an integer number (789514760100).

Almost surely, 2^{12000212100222} is an apocalyptic number.

12000212100222 is an abundant number, since it is smaller than the sum of its proper divisors (13264260222978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12000212100222 is a wasteful number, since it uses less digits than its factorization.

12000212100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616280.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12000212100222 its reverse (22200121200021), we get a palindrome (34200333300243).

The spelling of 12000212100222 in words is "twelve trillion, two hundred twelve million, one hundred thousand, two hundred twenty-two".