30434213213 has 2 divisors, whose sum is σ = 30434213214. Its totient is φ = 30434213212.

The previous prime is 30434213179. The next prime is 30434213221. The reversal of 30434213213 is 31231243403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23182498564 + 7251714649 = 152258^2 + 85157^2 .

It is a cyclic number.

It is not a de Polignac number, because 30434213213 - 2¹⁰ = 30434212189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30434213233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15217106606 + 15217106607.

It is an arithmetic number, because the mean of its divisors is an integer number (15217106607).

Almost surely, 2^30434213213 is an apocalyptic number.

It is an amenable number.

30434213213 is a deficient number, since it is larger than the sum of its proper divisors (1).

30434213213 is an equidigital number, since it uses as much as digits as its factorization.

30434213213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 30434213213 its reverse (31231243403), we get a palindrome (61665456616).

The spelling of 30434213213 in words is "thirty billion, four hundred thirty-four million, two hundred thirteen thousand, two hundred thirteen".