20343331210211 has 2 divisors, whose sum is σ = 20343331210212. Its totient is φ = 20343331210210.

The previous prime is 20343331210171. The next prime is 20343331210229. The reversal of 20343331210211 is 11201213334302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20343331210211 - 2³⁰ = 20342257468387 is a prime.

It is a super-2 number, since 2×20343331210211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20343331218211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10171665605105 + 10171665605106.

It is an arithmetic number, because the mean of its divisors is an integer number (10171665605106).

Almost surely, 2^{20343331210211} is an apocalyptic number.

20343331210211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20343331210211 is an equidigital number, since it uses as much as digits as its factorization.

20343331210211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20343331210211 its reverse (11201213334302), we get a palindrome (31544544544513).

The spelling of 20343331210211 in words is "twenty trillion, three hundred forty-three billion, three hundred thirty-one million, two hundred ten thousand, two hundred eleven".