201200200111 has 4 divisors (see below), whose sum is σ = 201202291192. Its totient is φ = 201198109032.

The previous prime is 201200200093. The next prime is 201200200121. The reversal of 201200200111 is 111002002102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111002002102 = 2 ⋅55501001051.

It is a cyclic number.

It is not a de Polignac number, because 201200200111 - 2²³ = 201191811503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200200121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893880 + ... + 1096093.

It is an arithmetic number, because the mean of its divisors is an integer number (50300572798).

Almost surely, 2^201200200111 is an apocalyptic number.

201200200111 is a deficient number, since it is larger than the sum of its proper divisors (2091081).

201200200111 is a wasteful number, since it uses less digits than its factorization.

201200200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091080.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201200200111 its reverse (111002002102), we get a palindrome (312202202213).

The spelling of 201200200111 in words is "two hundred one billion, two hundred million, two hundred thousand, one hundred eleven".