30401320399 has 2 divisors, whose sum is σ = 30401320400. Its totient is φ = 30401320398.

The previous prime is 30401320387. The next prime is 30401320421. The reversal of 30401320399 is 99302310403.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30401320399 - 2¹⁷ = 30401189327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30401320309) 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, 15200660199 + 15200660200.

It is an arithmetic number, because the mean of its divisors is an integer number (15200660200).

Almost surely, 2^30401320399 is an apocalyptic number.

30401320399 is a deficient number, since it is larger than the sum of its proper divisors (1).

30401320399 is an equidigital number, since it uses as much as digits as its factorization.

30401320399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 34.

The spelling of 30401320399 in words is "thirty billion, four hundred one million, three hundred twenty thousand, three hundred ninety-nine".