30120013117 has 2 divisors, whose sum is σ = 30120013118. Its totient is φ = 30120013116.

The previous prime is 30120013097. The next prime is 30120013141. The reversal of 30120013117 is 71131002103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26821923076 + 3298090041 = 163774^2 + 57429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30120013117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30120013094 and 30120013103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30120014117) 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, 15060006558 + 15060006559.

It is an arithmetic number, because the mean of its divisors is an integer number (15060006559).

Almost surely, 2^30120013117 is an apocalyptic number.

It is an amenable number.

30120013117 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120013117 is an equidigital number, since it uses as much as digits as its factorization.

30120013117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The spelling of 30120013117 in words is "thirty billion, one hundred twenty million, thirteen thousand, one hundred seventeen".