212012012001211 has 2 divisors, whose sum is σ = 212012012001212. Its totient is φ = 212012012001210.

The previous prime is 212012012001197. The next prime is 212012012001239. The reversal of 212012012001211 is 112100210210212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212012012001211 is a prime.

It is not a weakly prime, because it can be changed into another prime (212012012008211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006006000605 + 106006006000606.

It is an arithmetic number, because the mean of its divisors is an integer number (106006006000606).

Almost surely, 2^{212012012001211} is an apocalyptic number.

212012012001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012012001211 is an equidigital number, since it uses as much as digits as its factorization.

212012012001211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212012012001211 its reverse (112100210210212), we get a palindrome (324112222211423).

The spelling of 212012012001211 in words is "two hundred twelve trillion, twelve billion, twelve million, one thousand, two hundred eleven".