201200112 has 60 divisors (see below), whose sum is σ = 583947000. Its totient is φ = 67065408.

The previous prime is 201200081. The next prime is 201200183. The reversal of 201200112 is 211002102.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201200094 and 201200103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21987 + ... + 29762.

It is an arithmetic number, because the mean of its divisors is an integer number (9732450).

Almost surely, 2^201200112 is an apocalyptic number.

It is an amenable number.

201200112 is an abundant number, since it is smaller than the sum of its proper divisors (382746888).

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

201200112 is an equidigital number, since it uses as much as digits as its factorization.

201200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51772 (or 51754 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 201200112 is about 14184.5025291689. The cubic root of 201200112 is about 585.9709320188.

Adding to 201200112 its reverse (211002102), we get a palindrome (412202214).

The spelling of 201200112 in words is "two hundred one million, two hundred thousand, one hundred twelve".