30420430099 has 2 divisors, whose sum is σ = 30420430100. Its totient is φ = 30420430098.

The previous prime is 30420430093. The next prime is 30420430127. The reversal of 30420430099 is 99003402403.

It is a weak prime.

It is an emirp because it is prime and its reverse (99003402403) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30420430099 - 2⁵ = 30420430067 is a prime.

It is not a weakly prime, because it can be changed into another prime (30420430093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15210215049 + 15210215050.

It is an arithmetic number, because the mean of its divisors is an integer number (15210215050).

Almost surely, 2^30420430099 is an apocalyptic number.

30420430099 is a deficient number, since it is larger than the sum of its proper divisors (1).

30420430099 is an equidigital number, since it uses as much as digits as its factorization.

30420430099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 30420430099 in words is "thirty billion, four hundred twenty million, four hundred thirty thousand, ninety-nine".