304321002023 has 2 divisors, whose sum is σ = 304321002024. Its totient is φ = 304321002022.

The previous prime is 304321001951. The next prime is 304321002127. The reversal of 304321002023 is 320200123403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 304321002023 - 2⁸ = 304321001767 is a prime.

It is a super-2 number, since 2×304321002023² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304321001986 and 304321002004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304321002823) 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 as a sum of consecutive naturals, namely, 152160501011 + 152160501012.

It is an arithmetic number, because the mean of its divisors is an integer number (152160501012).

Almost surely, 2^304321002023 is an apocalyptic number.

304321002023 is a deficient number, since it is larger than the sum of its proper divisors (1).

304321002023 is an equidigital number, since it uses as much as digits as its factorization.

304321002023 is an odious number, because the sum of its binary digits is odd.

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

Adding to 304321002023 its reverse (320200123403), we get a palindrome (624521125426).

The spelling of 304321002023 in words is "three hundred four billion, three hundred twenty-one million, two thousand, twenty-three".