200111110110111 has 16 divisors (see below), whose sum is σ = 282520591740000. Its totient is φ = 125555117011968.

The previous prime is 200111110110091. The next prime is 200111110110113. The reversal of 200111110110111 is 111011011111002.

It is not a de Polignac number, because 200111110110111 - 2⁴² = 195713063599007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200111110110113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73576486 + ... + 76247763.

It is an arithmetic number, because the mean of its divisors is an integer number (17657536983750).

Almost surely, 2^{200111110110111} is an apocalyptic number.

200111110110111 is a deficient number, since it is larger than the sum of its proper divisors (82409481629889).

200111110110111 is a wasteful number, since it uses less digits than its factorization.

200111110110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149850458.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 200111110110111 its reverse (111011011111002), we get a palindrome (311122121221113).

The spelling of 200111110110111 in words is "two hundred trillion, one hundred eleven billion, one hundred ten million, one hundred ten thousand, one hundred eleven".