30030220321 has 2 divisors, whose sum is σ = 30030220322. Its totient is φ = 30030220320.

The previous prime is 30030220307. The next prime is 30030220327. The reversal of 30030220321 is 12302203003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16501971600 + 13528248721 = 128460^2 + 116311^2 .

It is a cyclic number.

It is not a de Polignac number, because 30030220321 - 2¹⁹ = 30029696033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30030220295 and 30030220304.

It is not a weakly prime, because it can be changed into another prime (30030220327) 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 as a sum of consecutive naturals, namely, 15015110160 + 15015110161.

It is an arithmetic number, because the mean of its divisors is an integer number (15015110161).

Almost surely, 2^30030220321 is an apocalyptic number.

It is an amenable number.

30030220321 is a deficient number, since it is larger than the sum of its proper divisors (1).

30030220321 is an equidigital number, since it uses as much as digits as its factorization.

30030220321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30030220321 its reverse (12302203003), we get a palindrome (42332423324).

The spelling of 30030220321 in words is "thirty billion, thirty million, two hundred twenty thousand, three hundred twenty-one".