30021423313309 has 2 divisors, whose sum is σ = 30021423313310. Its totient is φ = 30021423313308.

The previous prime is 30021423313289. The next prime is 30021423313373. The reversal of 30021423313309 is 90331332412003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19364972319225 + 10656450994084 = 4400565^2 + 3264422^2 .

It is a cyclic number.

It is not a de Polignac number, because 30021423313309 - 2¹³ = 30021423305117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30021423313909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15010711656654 + 15010711656655.

It is an arithmetic number, because the mean of its divisors is an integer number (15010711656655).

Almost surely, 2^{30021423313309} is an apocalyptic number.

It is an amenable number.

30021423313309 is a deficient number, since it is larger than the sum of its proper divisors (1).

30021423313309 is an equidigital number, since it uses as much as digits as its factorization.

30021423313309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 34.

The spelling of 30021423313309 in words is "thirty trillion, twenty-one billion, four hundred twenty-three million, three hundred thirteen thousand, three hundred nine".