20330113223213 has 2 divisors, whose sum is σ = 20330113223214. Its totient is φ = 20330113223212.

The previous prime is 20330113223201. The next prime is 20330113223237. The reversal of 20330113223213 is 31232231103302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14156692201444 + 6173421021769 = 3762538^2 + 2484637^2 .

It is a cyclic number.

It is not a de Polignac number, because 20330113223213 - 2⁴ = 20330113223197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20330113223113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165056611606 + 10165056611607.

It is an arithmetic number, because the mean of its divisors is an integer number (10165056611607).

Almost surely, 2^{20330113223213} is an apocalyptic number.

It is an amenable number.

20330113223213 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330113223213 is an equidigital number, since it uses as much as digits as its factorization.

20330113223213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20330113223213 its reverse (31232231103302), we get a palindrome (51562344326515).

The spelling of 20330113223213 in words is "twenty trillion, three hundred thirty billion, one hundred thirteen million, two hundred twenty-three thousand, two hundred thirteen".