30115019999 has 2 divisors, whose sum is σ = 30115020000. Its totient is φ = 30115019998.

The previous prime is 30115019941. The next prime is 30115020017. The reversal of 30115019999 is 99991051103.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30115019999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30115019899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15057509999 + 15057510000.

It is an arithmetic number, because the mean of its divisors is an integer number (15057510000).

Almost surely, 2^30115019999 is an apocalyptic number.

30115019999 is a deficient number, since it is larger than the sum of its proper divisors (1).

30115019999 is an equidigital number, since it uses as much as digits as its factorization.

30115019999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98415, while the sum is 47.

The spelling of 30115019999 in words is "thirty billion, one hundred fifteen million, nineteen thousand, nine hundred ninety-nine".