323311212223 has 4 divisors (see below), whose sum is σ = 323317747368. Its totient is φ = 323304677080.

The previous prime is 323311212209. The next prime is 323311212253. The reversal of 323311212223 is 322212113323.

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 323311212223 - 2²¹ = 323309115071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323311212253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3192793 + ... + 3292498.

It is an arithmetic number, because the mean of its divisors is an integer number (80829436842).

Almost surely, 2^323311212223 is an apocalyptic number.

323311212223 is a deficient number, since it is larger than the sum of its proper divisors (6535145).

323311212223 is an equidigital number, since it uses as much as digits as its factorization.

323311212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6535144.

The product of its digits is 2592, while the sum is 25.

Adding to 323311212223 its reverse (322212113323), we get a palindrome (645523325546).

The spelling of 323311212223 in words is "three hundred twenty-three billion, three hundred eleven million, two hundred twelve thousand, two hundred twenty-three".