2100021000211 has 2 divisors, whose sum is σ = 2100021000212. Its totient is φ = 2100021000210.

The previous prime is 2100021000151. The next prime is 2100021000223. The reversal of 2100021000211 is 1120001200012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2100021000211 - 2¹⁹ = 2100020475923 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100021000811) 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, 1050010500105 + 1050010500106.

It is an arithmetic number, because the mean of its divisors is an integer number (1050010500106).

Almost surely, 2^{2100021000211} is an apocalyptic number.

2100021000211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100021000211 is an equidigital number, since it uses as much as digits as its factorization.

2100021000211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2100021000211 its reverse (1120001200012), we get a palindrome (3220022200223).

The spelling of 2100021000211 in words is "two trillion, one hundred billion, twenty-one million, two hundred eleven", and thus it is an aban number.