211101100200211 has 32 divisors (see below), whose sum is σ = 251737750454400. Its totient is φ = 175035429617664.

The previous prime is 211101100200191. The next prime is 211101100200229. The reversal of 211101100200211 is 112002001101112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 211101100200211 - 2¹³ = 211101100192019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211101100200191 and 211101100200200.

It is not an unprimeable number, because it can be changed into a prime (211101100200241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43965850 + ... + 48530383.

It is an arithmetic number, because the mean of its divisors is an integer number (7866804701700).

Almost surely, 2^{211101100200211} is an apocalyptic number.

211101100200211 is a deficient number, since it is larger than the sum of its proper divisors (40636650254189).

211101100200211 is a wasteful number, since it uses less digits than its factorization.

211101100200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92496735.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211101100200211 its reverse (112002001101112), we get a palindrome (323103101301323).

Subtracting from 211101100200211 its reverse (112002001101112), we obtain a palindrome (99099099099099).

The spelling of 211101100200211 in words is "two hundred eleven trillion, one hundred one billion, one hundred million, two hundred thousand, two hundred eleven".