30331105939 has 2 divisors, whose sum is σ = 30331105940. Its totient is φ = 30331105938.

The previous prime is 30331105921. The next prime is 30331105949. The reversal of 30331105939 is 93950113303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30331105939 - 2⁷ = 30331105811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30331105898 and 30331105907.

It is not a weakly prime, because it can be changed into another prime (30331105949) 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, 15165552969 + 15165552970.

It is an arithmetic number, because the mean of its divisors is an integer number (15165552970).

Almost surely, 2^30331105939 is an apocalyptic number.

30331105939 is a deficient number, since it is larger than the sum of its proper divisors (1).

30331105939 is an equidigital number, since it uses as much as digits as its factorization.

30331105939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32805, while the sum is 37.

The spelling of 30331105939 in words is "thirty billion, three hundred thirty-one million, one hundred five thousand, nine hundred thirty-nine".