20000211004211 has 2 divisors, whose sum is σ = 20000211004212. Its totient is φ = 20000211004210.

The previous prime is 20000211004187. The next prime is 20000211004217. The reversal of 20000211004211 is 11240011200002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20000211004211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20000211004217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000105502105 + 10000105502106.

It is an arithmetic number, because the mean of its divisors is an integer number (10000105502106).

Almost surely, 2^{20000211004211} is an apocalyptic number.

20000211004211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000211004211 is an equidigital number, since it uses as much as digits as its factorization.

20000211004211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20000211004211 its reverse (11240011200002), we get a palindrome (31240222204213).

The spelling of 20000211004211 in words is "twenty trillion, two hundred eleven million, four thousand, two hundred eleven".