112219 has 4 divisors (see below), whose sum is σ = 112896. Its totient is φ = 111544.

The previous prime is 112213. The next prime is 112223. The reversal of 112219 is 912211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 112219 - 2¹⁵ = 79451 is a prime.

It is a super-2 number, since 2×112219² = 25186207922, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (112213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102 + ... + 484.

It is an arithmetic number, because the mean of its divisors is an integer number (28224).

2¹¹²²¹⁹ is an apocalyptic number.

112219 is a deficient number, since it is larger than the sum of its proper divisors (677).

112219 is an equidigital number, since it uses as much as digits as its factorization.

112219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676.

The product of its digits is 36, while the sum is 16.

The square root of 112219 is about 334.9910446564. The cubic root of 112219 is about 48.2342427539.

The spelling of 112219 in words is "one hundred twelve thousand, two hundred nineteen".