323340221 has 8 divisors (see below), whose sum is σ = 342924480. Its totient is φ = 303818688.

The previous prime is 323340203. The next prime is 323340239. The reversal of 323340221 is 122043323.

It is an interprime number because it is at equal distance from previous prime (323340203) and next prime (323340239).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 323340221 - 2²² = 319145917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323340193 and 323340202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323340821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4841 + ... + 25886.

It is an arithmetic number, because the mean of its divisors is an integer number (42865560).

Almost surely, 2^323340221 is an apocalyptic number.

It is an amenable number.

323340221 is a deficient number, since it is larger than the sum of its proper divisors (19584259).

323340221 is a wasteful number, since it uses less digits than its factorization.

323340221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31363.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 323340221 is about 17981.6634658755. The cubic root of 323340221 is about 686.3620198178.

Adding to 323340221 its reverse (122043323), we get a palindrome (445383544).

The spelling of 323340221 in words is "three hundred twenty-three million, three hundred forty thousand, two hundred twenty-one".