12000212444189 has 2 divisors, whose sum is σ = 12000212444190. Its totient is φ = 12000212444188.

The previous prime is 12000212444177. The next prime is 12000212444261. The reversal of 12000212444189 is 98144421200021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7178380562500 + 4821831881689 = 2679250^2 + 2195867^2 .

It is a cyclic number.

It is not a de Polignac number, because 12000212444189 - 2⁴⁰ = 10900700816413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000212444159) by changing a digit.

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 as a sum of consecutive naturals, namely, 6000106222094 + 6000106222095.

It is an arithmetic number, because the mean of its divisors is an integer number (6000106222095).

Almost surely, 2^{12000212444189} is an apocalyptic number.

It is an amenable number.

12000212444189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000212444189 is an equidigital number, since it uses as much as digits as its factorization.

12000212444189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 12000212444189 in words is "twelve trillion, two hundred twelve million, four hundred forty-four thousand, one hundred eighty-nine".