30420443323 has 2 divisors, whose sum is σ = 30420443324. Its totient is φ = 30420443322.

The previous prime is 30420443311. The next prime is 30420443329. The reversal of 30420443323 is 32334402403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30420443323 - 2²¹ = 30418346171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30420443291 and 30420443300.

It is not a weakly prime, because it can be changed into another prime (30420443329) 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 as a sum of consecutive naturals, namely, 15210221661 + 15210221662.

It is an arithmetic number, because the mean of its divisors is an integer number (15210221662).

Almost surely, 2^30420443323 is an apocalyptic number.

30420443323 is a deficient number, since it is larger than the sum of its proper divisors (1).

30420443323 is an equidigital number, since it uses as much as digits as its factorization.

30420443323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 30420443323 its reverse (32334402403), we get a palindrome (62754845726).

The spelling of 30420443323 in words is "thirty billion, four hundred twenty million, four hundred forty-three thousand, three hundred twenty-three".