30443140213 has 2 divisors, whose sum is σ = 30443140214. Its totient is φ = 30443140212.

The previous prime is 30443140199. The next prime is 30443140219. The reversal of 30443140213 is 31204134403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29247156324 + 1195983889 = 171018^2 + 34583^2 .

It is a cyclic number.

It is not a de Polignac number, because 30443140213 - 2⁵ = 30443140181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30443140219) 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, 15221570106 + 15221570107.

It is an arithmetic number, because the mean of its divisors is an integer number (15221570107).

Almost surely, 2^30443140213 is an apocalyptic number.

It is an amenable number.

30443140213 is a deficient number, since it is larger than the sum of its proper divisors (1).

30443140213 is an equidigital number, since it uses as much as digits as its factorization.

30443140213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 30443140213 its reverse (31204134403), we get a palindrome (61647274616).

The spelling of 30443140213 in words is "thirty billion, four hundred forty-three million, one hundred forty thousand, two hundred thirteen".