2012212000217 has 2 divisors, whose sum is σ = 2012212000218. Its totient is φ = 2012212000216.

The previous prime is 2012212000189. The next prime is 2012212000219. The reversal of 2012212000217 is 7120002122102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1361058222736 + 651153777481 = 1166644^2 + 806941^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012212000217 - 2⁸ = 2012211999961 is a prime.

Together with 2012212000219, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2012212000219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006106000108 + 1006106000109.

It is an arithmetic number, because the mean of its divisors is an integer number (1006106000109).

Almost surely, 2^{2012212000217} is an apocalyptic number.

It is an amenable number.

2012212000217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012212000217 is an equidigital number, since it uses as much as digits as its factorization.

2012212000217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 2012212000217 its reverse (7120002122102), we get a palindrome (9132214122319).

The spelling of 2012212000217 in words is "two trillion, twelve billion, two hundred twelve million, two hundred seventeen", and thus it is an aban number.