30031310009 has 2 divisors, whose sum is σ = 30031310010. Its totient is φ = 30031310008.

The previous prime is 30031309991. The next prime is 30031310017. The reversal of 30031310009 is 90001313003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18741610000 + 11289700009 = 136900^2 + 106253^2 .

It is a cyclic number.

It is not a de Polignac number, because 30031310009 - 2⁸ = 30031309753 is a prime.

It is not a weakly prime, because it can be changed into another prime (30031310069) 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, 15015655004 + 15015655005.

It is an arithmetic number, because the mean of its divisors is an integer number (15015655005).

Almost surely, 2^30031310009 is an apocalyptic number.

It is an amenable number.

30031310009 is a deficient number, since it is larger than the sum of its proper divisors (1).

30031310009 is an equidigital number, since it uses as much as digits as its factorization.

30031310009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 20.

The spelling of 30031310009 in words is "thirty billion, thirty-one million, three hundred ten thousand, nine".