112200989 has 4 divisors (see below), whose sum is σ = 112222656. Its totient is φ = 112179324.

The previous prime is 112200973. The next prime is 112201007. The reversal of 112200989 is 989002211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 989002211 = 61 ⋅16213151.

It is a cyclic number.

It is not a de Polignac number, because 112200989 - 2⁴ = 112200973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112200919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2012 + ... + 15114.

It is an arithmetic number, because the mean of its divisors is an integer number (28055664).

Almost surely, 2^112200989 is an apocalyptic number.

It is an amenable number.

112200989 is a deficient number, since it is larger than the sum of its proper divisors (21667).

112200989 is an equidigital number, since it uses as much as digits as its factorization.

112200989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21666.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 112200989 is about 10592.4968255837. The cubic root of 112200989 is about 482.3166210527.

The spelling of 112200989 in words is "one hundred twelve million, two hundred thousand, nine hundred eighty-nine".