200112221111911 has 2 divisors, whose sum is σ = 200112221111912. Its totient is φ = 200112221111910.

The previous prime is 200112221111851. The next prime is 200112221111987. The reversal of 200112221111911 is 119111122211002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200112221111911 - 2⁹ = 200112221111399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200112221211911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100056110555955 + 100056110555956.

It is an arithmetic number, because the mean of its divisors is an integer number (100056110555956).

Almost surely, 2^{200112221111911} is an apocalyptic number.

200112221111911 is a deficient number, since it is larger than the sum of its proper divisors (1).

200112221111911 is an equidigital number, since it uses as much as digits as its factorization.

200112221111911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 25.

Adding to 200112221111911 its reverse (119111122211002), we get a palindrome (319223343322913).

The spelling of 200112221111911 in words is "two hundred trillion, one hundred twelve billion, two hundred twenty-one million, one hundred eleven thousand, nine hundred eleven".