30313320321013 has 2 divisors, whose sum is σ = 30313320321014. Its totient is φ = 30313320321012.

The previous prime is 30313320320891. The next prime is 30313320321023. The reversal of 30313320321013 is 31012302331303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30226662502884 + 86657818129 = 5497878^2 + 294377^2 .

It is a cyclic number.

It is not a de Polignac number, because 30313320321013 - 2³³ = 30304730386421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30313320321023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15156660160506 + 15156660160507.

It is an arithmetic number, because the mean of its divisors is an integer number (15156660160507).

Almost surely, 2^{30313320321013} is an apocalyptic number.

It is an amenable number.

30313320321013 is a deficient number, since it is larger than the sum of its proper divisors (1).

30313320321013 is an equidigital number, since it uses as much as digits as its factorization.

30313320321013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 30313320321013 its reverse (31012302331303), we get a palindrome (61325622652316).

The spelling of 30313320321013 in words is "thirty trillion, three hundred thirteen billion, three hundred twenty million, three hundred twenty-one thousand, thirteen".