20344000211 has 2 divisors, whose sum is σ = 20344000212. Its totient is φ = 20344000210.

The previous prime is 20344000199. The next prime is 20344000213. The reversal of 20344000211 is 11200044302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20344000211 - 2¹⁰ = 20343999187 is a prime.

Together with 20344000213, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20344000211.

It is not a weakly prime, because it can be changed into another prime (20344000213) 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, 10172000105 + 10172000106.

It is an arithmetic number, because the mean of its divisors is an integer number (10172000106).

Almost surely, 2^20344000211 is an apocalyptic number.

20344000211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344000211 is an equidigital number, since it uses as much as digits as its factorization.

20344000211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20344000211 its reverse (11200044302), we get a palindrome (31544044513).

The spelling of 20344000211 in words is "twenty billion, three hundred forty-four million, two hundred eleven", and thus it is an aban number.