230123 has 2 divisors, whose sum is σ = 230124. Its totient is φ = 230122.

The previous prime is 230117. The next prime is 230137. The reversal of 230123 is 321032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230123 - 2⁴ = 230107 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (230143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115061 + 115062.

It is an arithmetic number, because the mean of its divisors is an integer number (115062).

2²³⁰¹²³ is an apocalyptic number.

230123 is a deficient number, since it is larger than the sum of its proper divisors (1).

230123 is an equidigital number, since it uses as much as digits as its factorization.

230123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 230123 is about 479.7113715559. The cubic root of 230123 is about 61.2801767169.

Adding to 230123 its reverse (321032), we get a palindrome (551155).

Subtracting 230123 from its reverse (321032), we obtain a palindrome (90909).

It can be divided in two parts, 230 and 123, that added together give a palindrome (353).

The spelling of 230123 in words is "two hundred thirty thousand, one hundred twenty-three".