112200111 has 12 divisors (see below), whose sum is σ = 170596920. Its totient is φ = 70863120.

The previous prime is 112200107. The next prime is 112200113. The reversal of 112200111 is 111002211.

It is a happy number.

It is not a de Polignac number, because 112200111 - 2² = 112200107 is a prime.

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

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 112200093 and 112200102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112200113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327900 + ... + 328241.

It is an arithmetic number, because the mean of its divisors is an integer number (14216410).

Almost surely, 2^112200111 is an apocalyptic number.

112200111 is a deficient number, since it is larger than the sum of its proper divisors (58396809).

112200111 is a wasteful number, since it uses less digits than its factorization.

112200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656166 (or 656163 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 112200111 is about 10592.4553810719. The cubic root of 112200111 is about 482.3153629679.

Adding to 112200111 its reverse (111002211), we get a palindrome (223202322).

The spelling of 112200111 in words is "one hundred twelve million, two hundred thousand, one hundred eleven".