323123123 has 4 divisors (see below), whose sum is σ = 325058160. Its totient is φ = 321188088.

The previous prime is 323123089. The next prime is 323123149. The reversal of 323123123 is 321321323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321321323 = 3947 ⋅81409.

It is a cyclic number.

It is not a de Polignac number, because 323123123 - 2¹⁰ = 323122099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323123095 and 323123104.

It is not an unprimeable number, because it can be changed into a prime (323113123) 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, 967268 + ... + 967601.

It is an arithmetic number, because the mean of its divisors is an integer number (81264540).

Almost surely, 2^323123123 is an apocalyptic number.

323123123 is a deficient number, since it is larger than the sum of its proper divisors (1935037).

323123123 is a wasteful number, since it uses less digits than its factorization.

323123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935036.

The product of its digits is 648, while the sum is 20.

The square root of 323123123 is about 17975.6258027363. The cubic root of 323123123 is about 686.2083723863.

Adding to 323123123 its reverse (321321323), we get a palindrome (644444446).

The spelling of 323123123 in words is "three hundred twenty-three million, one hundred twenty-three thousand, one hundred twenty-three".