22227123 has 4 divisors (see below), whose sum is σ = 29636168. Its totient is φ = 14818080.

The previous prime is 22227097. The next prime is 22227133. The reversal of 22227123 is 32172222.

It is a happy number.

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

It is not a de Polignac number, because 22227123 - 2¹⁷ = 22096051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22227123.

It is not an unprimeable number, because it can be changed into a prime (22227133) 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, 3704518 + ... + 3704523.

It is an arithmetic number, because the mean of its divisors is an integer number (7409042).

Almost surely, 2^22227123 is an apocalyptic number.

22227123 is a deficient number, since it is larger than the sum of its proper divisors (7409045).

22227123 is an equidigital number, since it uses as much as digits as its factorization.

22227123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7409044.

The product of its digits is 672, while the sum is 21.

The square root of 22227123 is about 4714.5649852346. The cubic root of 22227123 is about 281.1648876285.

Adding to 22227123 its reverse (32172222), we get a palindrome (54399345).

The spelling of 22227123 in words is "twenty-two million, two hundred twenty-seven thousand, one hundred twenty-three".