2112233 has 4 divisors (see below), whose sum is σ = 2236500. Its totient is φ = 1987968.

The previous prime is 2112217. The next prime is 2112239. The reversal of 2112233 is 3322112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1605289 + 506944 = 1267^2 + 712^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112233 - 2⁴ = 2112217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112239) 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, 62108 + ... + 62141.

It is an arithmetic number, because the mean of its divisors is an integer number (559125).

2^2112233 is an apocalyptic number.

It is an amenable number.

2112233 is a deficient number, since it is larger than the sum of its proper divisors (124267).

2112233 is a wasteful number, since it uses less digits than its factorization.

2112233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124266.

The product of its digits is 72, while the sum is 14.

The square root of 2112233 is about 1453.3523316801. The cubic root of 2112233 is about 128.3060911797.

Adding to 2112233 its reverse (3322112), we get a palindrome (5434345).

The spelling of 2112233 in words is "two million, one hundred twelve thousand, two hundred thirty-three".