22230123 has 4 divisors (see below), whose sum is σ = 29640168. Its totient is φ = 14820080.

The previous prime is 22230119. The next prime is 22230149. The reversal of 22230123 is 32103222.

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

It is a cyclic number.

It is not a de Polignac number, because 22230123 - 2² = 22230119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22230113) 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 3 ways as a sum of consecutive naturals, for example, 3705018 + ... + 3705023.

It is an arithmetic number, because the mean of its divisors is an integer number (7410042).

Almost surely, 2^22230123 is an apocalyptic number.

22230123 is a deficient number, since it is larger than the sum of its proper divisors (7410045).

22230123 is an equidigital number, since it uses as much as digits as its factorization.

22230123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7410044.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 22230123 is about 4714.8831374701. The cubic root of 22230123 is about 281.1775366896.

Adding to 22230123 its reverse (32103222), we get a palindrome (54333345).

The spelling of 22230123 in words is "twenty-two million, two hundred thirty thousand, one hundred twenty-three".