324121223 has 4 divisors (see below), whose sum is σ = 324409440. Its totient is φ = 323833008.

The previous prime is 324121199. The next prime is 324121253. The reversal of 324121223 is 322121423.

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 324121223 - 2⁶ = 324121159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324121195 and 324121204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324121253) 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, 142415 + ... + 144672.

It is an arithmetic number, because the mean of its divisors is an integer number (81102360).

Almost surely, 2^324121223 is an apocalyptic number.

324121223 is a deficient number, since it is larger than the sum of its proper divisors (288217).

324121223 is a wasteful number, since it uses less digits than its factorization.

324121223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288216.

The product of its digits is 576, while the sum is 20.

The square root of 324121223 is about 18003.3669906493. The cubic root of 324121223 is about 686.9141926876.

Adding to 324121223 its reverse (322121423), we get a palindrome (646242646).

The spelling of 324121223 in words is "three hundred twenty-four million, one hundred twenty-one thousand, two hundred twenty-three".