30202339939 has 2 divisors, whose sum is σ = 30202339940. Its totient is φ = 30202339938.

The previous prime is 30202339891. The next prime is 30202340011. The reversal of 30202339939 is 93993320203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30202339939 - 2¹⁷ = 30202208867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30202339895 and 30202339904.

It is not a weakly prime, because it can be changed into another prime (30202039939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101169969 + 15101169970.

It is an arithmetic number, because the mean of its divisors is an integer number (15101169970).

Almost surely, 2^30202339939 is an apocalyptic number.

30202339939 is a deficient number, since it is larger than the sum of its proper divisors (1).

30202339939 is an equidigital number, since it uses as much as digits as its factorization.

30202339939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 236196, while the sum is 43.

The spelling of 30202339939 in words is "thirty billion, two hundred two million, three hundred thirty-nine thousand, nine hundred thirty-nine".