30330211 has 2 divisors, whose sum is σ = 30330212. Its totient is φ = 30330210.

The previous prime is 30330173. The next prime is 30330239. The reversal of 30330211 is 11203303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30330211 - 2⁹ = 30329699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30330191 and 30330200.

It is not a weakly prime, because it can be changed into another prime (30330241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165105 + 15165106.

It is an arithmetic number, because the mean of its divisors is an integer number (15165106).

Almost surely, 2^30330211 is an apocalyptic number.

30330211 is a deficient number, since it is larger than the sum of its proper divisors (1).

30330211 is an equidigital number, since it uses as much as digits as its factorization.

30330211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 30330211 is about 5507.2870816764. The cubic root of 30330211 is about 311.8591402010.

Adding to 30330211 its reverse (11203303), we get a palindrome (41533514).

The spelling of 30330211 in words is "thirty million, three hundred thirty thousand, two hundred eleven".