20343333010213 has 2 divisors, whose sum is σ = 20343333010214. Its totient is φ = 20343333010212.

The previous prime is 20343333010211. The next prime is 20343333010261. The reversal of 20343333010213 is 31201033334302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20313707027329 + 29625982884 = 4507073^2 + 172122^2 .

It is a cyclic number.

It is not a de Polignac number, because 20343333010213 - 2¹ = 20343333010211 is a prime.

Together with 20343333010211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20343333010211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10171666505106 + 10171666505107.

It is an arithmetic number, because the mean of its divisors is an integer number (10171666505107).

Almost surely, 2^{20343333010213} is an apocalyptic number.

It is an amenable number.

20343333010213 is a deficient number, since it is larger than the sum of its proper divisors (1).

20343333010213 is an equidigital number, since it uses as much as digits as its factorization.

20343333010213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 20343333010213 its reverse (31201033334302), we get a palindrome (51544366344515).

The spelling of 20343333010213 in words is "twenty trillion, three hundred forty-three billion, three hundred thirty-three million, ten thousand, two hundred thirteen".