201116 has 12 divisors (see below), whose sum is σ = 355488. Its totient is φ = 99552.

The previous prime is 201107. The next prime is 201119. The reversal of 201116 is 611102.

It is a junction number, because it is equal to n+sod(n) for n = 201097 and 201106.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 201116.

It is not an unprimeable number, because it can be changed into a prime (201119) by changing a digit.

201116 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365 + ... + 731.

It is an arithmetic number, because the mean of its divisors is an integer number (29624).

2²⁰¹¹¹⁶ is an apocalyptic number.

It is an amenable number.

201116 is a deficient number, since it is larger than the sum of its proper divisors (154372).

201116 is a wasteful number, since it uses less digits than its factorization.

201116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 201116 is about 448.4595856931. The cubic root of 201116 is about 58.5889265303.

Adding to 201116 its reverse (611102), we get a palindrome (812218).

The spelling of 201116 in words is "two hundred one thousand, one hundred sixteen".