30304211240309 has 2 divisors, whose sum is σ = 30304211240310. Its totient is φ = 30304211240308.

The previous prime is 30304211240249. The next prime is 30304211240357. The reversal of 30304211240309 is 90304211240303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18326361664900 + 11977849575409 = 4280930^2 + 3460903^2 .

It is a cyclic number.

It is not a de Polignac number, because 30304211240309 - 2³² = 30299916273013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30304211230309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15152105620154 + 15152105620155.

It is an arithmetic number, because the mean of its divisors is an integer number (15152105620155).

Almost surely, 2^{30304211240309} is an apocalyptic number.

It is an amenable number.

30304211240309 is a deficient number, since it is larger than the sum of its proper divisors (1).

30304211240309 is an equidigital number, since it uses as much as digits as its factorization.

30304211240309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 30304211240309 in words is "thirty trillion, three hundred four billion, two hundred eleven million, two hundred forty thousand, three hundred nine".