112120219 has 8 divisors (see below), whose sum is σ = 118849248. Its totient is φ = 105406080.

The previous prime is 112120207. The next prime is 112120223. The reversal of 112120219 is 912021211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112120219 - 2⁵ = 112120187 is a prime.

It is a super-2 number, since 2×112120219² = 25141887017215922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112120196 and 112120205.

It is not an unprimeable number, because it can be changed into a prime (112120819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14329 + ... + 20725.

It is an arithmetic number, because the mean of its divisors is an integer number (14856156).

Almost surely, 2^112120219 is an apocalyptic number.

112120219 is a deficient number, since it is larger than the sum of its proper divisors (6729029).

112120219 is a wasteful number, since it uses less digits than its factorization.

112120219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7445.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 112120219 is about 10588.6835347932. The cubic root of 112120219 is about 482.2008583621.

The spelling of 112120219 in words is "one hundred twelve million, one hundred twenty thousand, two hundred nineteen".