201112135 has 16 divisors (see below), whose sum is σ = 278493696. Its totient is φ = 136564128.

The previous prime is 201112111. The next prime is 201112189. The reversal of 201112135 is 531211102.

It is a cyclic number.

It is not a de Polignac number, because 201112135 - 2²⁷ = 66894407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24289 + ... + 31498.

It is an arithmetic number, because the mean of its divisors is an integer number (17405856).

Almost surely, 2^201112135 is an apocalyptic number.

201112135 is a deficient number, since it is larger than the sum of its proper divisors (77381561).

201112135 is a wasteful number, since it uses less digits than its factorization.

201112135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55902.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 201112135 is about 14181.4010238763. The cubic root of 201112135 is about 585.8855121187.

Adding to 201112135 its reverse (531211102), we get a palindrome (732323237).

The spelling of 201112135 in words is "two hundred one million, one hundred twelve thousand, one hundred thirty-five".