30343211 has 2 divisors, whose sum is σ = 30343212. Its totient is φ = 30343210.

The previous prime is 30343207. The next prime is 30343231. The reversal of 30343211 is 11234303.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30343211 - 2² = 30343207 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30343211.

It is not a weakly prime, because it can be changed into another prime (30343231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15171605 + 15171606.

It is an arithmetic number, because the mean of its divisors is an integer number (15171606).

Almost surely, 2^30343211 is an apocalyptic number.

30343211 is a deficient number, since it is larger than the sum of its proper divisors (1).

30343211 is an equidigital number, since it uses as much as digits as its factorization.

30343211 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 17.

The square root of 30343211 is about 5508.4672096691. The cubic root of 30343211 is about 311.9036897288.

Adding to 30343211 its reverse (11234303), we get a palindrome (41577514).

The spelling of 30343211 in words is "thirty million, three hundred forty-three thousand, two hundred eleven".