201122112 has 28 divisors (see below), whose sum is σ = 532136096. Its totient is φ = 67040640.

The previous prime is 201122101. The next prime is 201122161. The reversal of 201122112 is 211221102.

201122112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523564 + ... + 523947.

Almost surely, 2^201122112 is an apocalyptic number.

It is an amenable number.

201122112 is an abundant number, since it is smaller than the sum of its proper divisors (331013984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201122112 is a wasteful number, since it uses less digits than its factorization.

201122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047526 (or 1047516 counting only the distinct ones).

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

The square root of 201122112 is about 14181.7527830660. The cubic root of 201122112 is about 585.8952003839.

Adding to 201122112 its reverse (211221102), we get a palindrome (412343214).

The spelling of 201122112 in words is "two hundred one million, one hundred twenty-two thousand, one hundred twelve".