30340242043 has 2 divisors, whose sum is σ = 30340242044. Its totient is φ = 30340242042.

The previous prime is 30340242013. The next prime is 30340242067. The reversal of 30340242043 is 34024204303.

It is a strong prime.

It is an emirp because it is prime and its reverse (34024204303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30340242043 - 2²⁵ = 30306687611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30340241999 and 30340242017.

It is not a weakly prime, because it can be changed into another prime (30340242013) 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, 15170121021 + 15170121022.

It is an arithmetic number, because the mean of its divisors is an integer number (15170121022).

Almost surely, 2^30340242043 is an apocalyptic number.

30340242043 is a deficient number, since it is larger than the sum of its proper divisors (1).

30340242043 is an equidigital number, since it uses as much as digits as its factorization.

30340242043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 30340242043 its reverse (34024204303), we get a palindrome (64364446346).

The spelling of 30340242043 in words is "thirty billion, three hundred forty million, two hundred forty-two thousand, forty-three".