201200022111 has 16 divisors (see below), whose sum is σ = 293109747840. Its totient is φ = 121749753120.

The previous prime is 201200022103. The next prime is 201200022137. The reversal of 201200022111 is 111220002102.

It is not a de Polignac number, because 201200022111 - 2³ = 201200022103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200022181) 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, 4719816 + ... + 4762253.

It is an arithmetic number, because the mean of its divisors is an integer number (18319359240).

Almost surely, 2^201200022111 is an apocalyptic number.

201200022111 is a deficient number, since it is larger than the sum of its proper divisors (91909725729).

201200022111 is a wasteful number, since it uses less digits than its factorization.

201200022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9482726.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201200022111 its reverse (111220002102), we get a palindrome (312420024213).

The spelling of 201200022111 in words is "two hundred one billion, two hundred million, twenty-two thousand, one hundred eleven".