323420303233 has 4 divisors (see below), whose sum is σ = 323460998100. Its totient is φ = 323379608368.

The previous prime is 323420303207. The next prime is 323420303273. The reversal of 323420303233 is 332303024323.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332303024323 = 167 ⋅1989838469.

It can be written as a sum of positive squares in 2 ways, for example, as 118671293169 + 204749010064 = 344487^2 + 452492^2 .

It is a cyclic number.

It is not a de Polignac number, because 323420303233 - 2²¹ = 323418206081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323420303273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20335510 + ... + 20351407.

It is an arithmetic number, because the mean of its divisors is an integer number (80865249525).

Almost surely, 2^323420303233 is an apocalyptic number.

It is an amenable number.

323420303233 is a deficient number, since it is larger than the sum of its proper divisors (40694867).

323420303233 is an equidigital number, since it uses as much as digits as its factorization.

323420303233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40694866.

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 323420303233 its reverse (332303024323), we get a palindrome (655723327556).

The spelling of 323420303233 in words is "three hundred twenty-three billion, four hundred twenty million, three hundred three thousand, two hundred thirty-three".