30345043219 has 2 divisors, whose sum is σ = 30345043220. Its totient is φ = 30345043218.

The previous prime is 30345043217. The next prime is 30345043237. The reversal of 30345043219 is 91234054303.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30345043219 - 2¹ = 30345043217 is a prime.

It is a super-2 number, since 2×30345043219² (a number of 22 digits) contains 22 as substring.

Together with 30345043217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (30345043213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15172521609 + 15172521610.

It is an arithmetic number, because the mean of its divisors is an integer number (15172521610).

Almost surely, 2^30345043219 is an apocalyptic number.

30345043219 is a deficient number, since it is larger than the sum of its proper divisors (1).

30345043219 is an equidigital number, since it uses as much as digits as its factorization.

30345043219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 30345043219 in words is "thirty billion, three hundred forty-five million, forty-three thousand, two hundred nineteen".