20334320342213 has 2 divisors, whose sum is σ = 20334320342214. Its totient is φ = 20334320342212.

The previous prime is 20334320342179. The next prime is 20334320342239. The reversal of 20334320342213 is 31224302343302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13502045787169 + 6832274555044 = 3674513^2 + 2613862^2 .

It is a cyclic number.

It is not a de Polignac number, because 20334320342213 - 2⁴⁰ = 19234808714437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20334320342213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20334320342263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10167160171106 + 10167160171107.

It is an arithmetic number, because the mean of its divisors is an integer number (10167160171107).

Almost surely, 2^{20334320342213} is an apocalyptic number.

It is an amenable number.

20334320342213 is a deficient number, since it is larger than the sum of its proper divisors (1).

20334320342213 is an equidigital number, since it uses as much as digits as its factorization.

20334320342213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 20334320342213 its reverse (31224302343302), we get a palindrome (51558622685515).

The spelling of 20334320342213 in words is "twenty trillion, three hundred thirty-four billion, three hundred twenty million, three hundred forty-two thousand, two hundred thirteen".