321002002323 has 10 divisors (see below), whose sum is σ = 479521509764. Its totient is φ = 214001334828.

The previous prime is 321002002283. The next prime is 321002002367. The reversal of 321002002323 is 323200200123.

It is a happy number.

321002002323 is a `hidden beast` number, since 321 + 0 + 0 + 20 + 0 + 2 + 323 = 666.

It is not a de Polignac number, because 321002002323 - 2¹⁸ = 321001740179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321002002296 and 321002002305.

It is not an unprimeable number, because it can be changed into a prime (321002000323) 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 9 ways as a sum of consecutive naturals, for example, 1981493761 + ... + 1981493922.

Almost surely, 2^321002002323 is an apocalyptic number.

321002002323 is a deficient number, since it is larger than the sum of its proper divisors (158519507441).

321002002323 is an equidigital number, since it uses as much as digits as its factorization.

321002002323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3962987695 (or 3962987686 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 321002002323 its reverse (323200200123), we get a palindrome (644202202446).

The spelling of 321002002323 in words is "three hundred twenty-one billion, two million, two thousand, three hundred twenty-three".