30030221033 has 2 divisors, whose sum is σ = 30030221034. Its totient is φ = 30030221032.

The previous prime is 30030221029. The next prime is 30030221041. The reversal of 30030221033 is 33012203003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16156443664 + 13873777369 = 127108^2 + 117787^2 .

It is a cyclic number.

It is not a de Polignac number, because 30030221033 - 2² = 30030221029 is a prime.

It is not a weakly prime, because it can be changed into another prime (30030221063) 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, 15015110516 + 15015110517.

It is an arithmetic number, because the mean of its divisors is an integer number (15015110517).

Almost surely, 2^30030221033 is an apocalyptic number.

It is an amenable number.

30030221033 is a deficient number, since it is larger than the sum of its proper divisors (1).

30030221033 is an equidigital number, since it uses as much as digits as its factorization.

30030221033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30030221033 its reverse (33012203003), we get a palindrome (63042424036).

The spelling of 30030221033 in words is "thirty billion, thirty million, two hundred twenty-one thousand, thirty-three".