12001000212211 has 2 divisors, whose sum is σ = 12001000212212. Its totient is φ = 12001000212210.

The previous prime is 12001000212203. The next prime is 12001000212247. The reversal of 12001000212211 is 11221200010021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12001000212211 - 2³ = 12001000212203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001000212191 and 12001000212200.

It is not a weakly prime, because it can be changed into another prime (12001000212011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000500106105 + 6000500106106.

It is an arithmetic number, because the mean of its divisors is an integer number (6000500106106).

Almost surely, 2^{12001000212211} is an apocalyptic number.

12001000212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001000212211 is an equidigital number, since it uses as much as digits as its factorization.

12001000212211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12001000212211 its reverse (11221200010021), we get a palindrome (23222200222232).

The spelling of 12001000212211 in words is "twelve trillion, one billion, two hundred twelve thousand, two hundred eleven".