200112112211111 has 2 divisors, whose sum is σ = 200112112211112. Its totient is φ = 200112112211110.

The previous prime is 200112112211093. The next prime is 200112112211149. The reversal of 200112112211111 is 111112211211002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200112112211111 - 2¹⁴ = 200112112194727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200112112211111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200112112214111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100056056105555 + 100056056105556.

It is an arithmetic number, because the mean of its divisors is an integer number (100056056105556).

Almost surely, 2^{200112112211111} is an apocalyptic number.

200112112211111 is a deficient number, since it is larger than the sum of its proper divisors (1).

200112112211111 is an equidigital number, since it uses as much as digits as its factorization.

200112112211111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 200112112211111 its reverse (111112211211002), we get a palindrome (311224323422113).

The spelling of 200112112211111 in words is "two hundred trillion, one hundred twelve billion, one hundred twelve million, two hundred eleven thousand, one hundred eleven".