200001200222111 has 2 divisors, whose sum is σ = 200001200222112. Its totient is φ = 200001200222110.

The previous prime is 200001200222081. The next prime is 200001200222113. The reversal of 200001200222111 is 111222002100002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200001200222111 is a prime.

Together with 200001200222113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200001200222113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000600111055 + 100000600111056.

It is an arithmetic number, because the mean of its divisors is an integer number (100000600111056).

Almost surely, 2^{200001200222111} is an apocalyptic number.

200001200222111 is a deficient number, since it is larger than the sum of its proper divisors (1).

200001200222111 is an equidigital number, since it uses as much as digits as its factorization.

200001200222111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200001200222111 its reverse (111222002100002), we get a palindrome (311223202322113).

The spelling of 200001200222111 in words is "two hundred trillion, one billion, two hundred million, two hundred twenty-two thousand, one hundred eleven".