200001122221211 has 2 divisors, whose sum is σ = 200001122221212. Its totient is φ = 200001122221210.

The previous prime is 200001122221189. The next prime is 200001122221247. The reversal of 200001122221211 is 112122221100002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200001122221211 - 2¹⁴ = 200001122204827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200001122221211.

It is not a weakly prime, because it can be changed into another prime (200001122221811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000561110605 + 100000561110606.

It is an arithmetic number, because the mean of its divisors is an integer number (100000561110606).

Almost surely, 2^{200001122221211} is an apocalyptic number.

200001122221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

200001122221211 is an equidigital number, since it uses as much as digits as its factorization.

200001122221211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200001122221211 its reverse (112122221100002), we get a palindrome (312123343321213).

The spelling of 200001122221211 in words is "two hundred trillion, one billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred eleven".