30202013222509 has 2 divisors, whose sum is σ = 30202013222510. Its totient is φ = 30202013222508.

The previous prime is 30202013222503. The next prime is 30202013222543. The reversal of 30202013222509 is 90522231020203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28176159166884 + 2025854055625 = 5308122^2 + 1423325^2 .

It is an emirp because it is prime and its reverse (90522231020203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30202013222509 - 2³ = 30202013222501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30202013222501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101006611254 + 15101006611255.

It is an arithmetic number, because the mean of its divisors is an integer number (15101006611255).

Almost surely, 2^{30202013222509} is an apocalyptic number.

It is an amenable number.

30202013222509 is a deficient number, since it is larger than the sum of its proper divisors (1).

30202013222509 is an equidigital number, since it uses as much as digits as its factorization.

30202013222509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 30202013222509 in words is "thirty trillion, two hundred two billion, thirteen million, two hundred twenty-two thousand, five hundred nine".