211111002100211 has 8 divisors (see below), whose sum is σ = 216020840555520. Its totient is φ = 206201176384392.

The previous prime is 211111002100157. The next prime is 211111002100217. The reversal of 211111002100211 is 112001200111112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211111002100211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211111002100217) 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 in 7 ways as a sum of consecutive naturals, for example, 35839826 + ... + 41312408.

It is an arithmetic number, because the mean of its divisors is an integer number (27002605069440).

Almost surely, 2^{211111002100211} is an apocalyptic number.

211111002100211 is a deficient number, since it is larger than the sum of its proper divisors (4909838455309).

211111002100211 is an equidigital number, since it uses as much as digits as its factorization.

211111002100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369745.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 211111002100211 its reverse (112001200111112), we get a palindrome (323112202211323).

The spelling of 211111002100211 in words is "two hundred eleven trillion, one hundred eleven billion, two million, one hundred thousand, two hundred eleven".