201113206 has 16 divisors (see below), whose sum is σ = 345058560. Its totient is φ = 86118120.

The previous prime is 201113203. The next prime is 201113221. The reversal of 201113206 is 602311102.

It is a self number, because there is not a number n which added to its sum of digits gives 201113206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201113203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13021 + ... + 23911.

It is an arithmetic number, because the mean of its divisors is an integer number (21566160).

Almost surely, 2^201113206 is an apocalyptic number.

201113206 is a deficient number, since it is larger than the sum of its proper divisors (143945354).

201113206 is a wasteful number, since it uses less digits than its factorization.

201113206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12219.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 201113206 is about 14181.4387845522. The cubic root of 201113206 is about 585.8865521393.

Adding to 201113206 its reverse (602311102), we get a palindrome (803424308).

The spelling of 201113206 in words is "two hundred one million, one hundred thirteen thousand, two hundred six".