30234343213 has 2 divisors, whose sum is σ = 30234343214. Its totient is φ = 30234343212.

The previous prime is 30234343201. The next prime is 30234343229. The reversal of 30234343213 is 31234343203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26159180644 + 4075162569 = 161738^2 + 63837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30234343213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30234343813) 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, 15117171606 + 15117171607.

It is an arithmetic number, because the mean of its divisors is an integer number (15117171607).

Almost surely, 2^30234343213 is an apocalyptic number.

It is an amenable number.

30234343213 is a deficient number, since it is larger than the sum of its proper divisors (1).

30234343213 is an equidigital number, since it uses as much as digits as its factorization.

30234343213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 30234343213 its reverse (31234343203), we get a palindrome (61468686416).

The spelling of 30234343213 in words is "thirty billion, two hundred thirty-four million, three hundred forty-three thousand, two hundred thirteen".