200111023231211 has 16 divisors (see below), whose sum is σ = 207464497164288. Its totient is φ = 192813785774400.

The previous prime is 200111023231187. The next prime is 200111023231219. The reversal of 200111023231211 is 112132320111002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200111023231211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200111023231219) 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 in 15 ways as a sum of consecutive naturals, for example, 128452430 + ... + 130000956.

It is an arithmetic number, because the mean of its divisors is an integer number (12966531072768).

Almost surely, 2^{200111023231211} is an apocalyptic number.

200111023231211 is a deficient number, since it is larger than the sum of its proper divisors (7353473933077).

200111023231211 is a wasteful number, since it uses less digits than its factorization.

200111023231211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566682.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 200111023231211 its reverse (112132320111002), we get a palindrome (312243343342213).

The spelling of 200111023231211 in words is "two hundred trillion, one hundred eleven billion, twenty-three million, two hundred thirty-one thousand, two hundred eleven".