211110121102211 has 8 divisors (see below), whose sum is σ = 212291126138880. Its totient is φ = 209929134053512.

The previous prime is 211110121102183. The next prime is 211110121102217. The reversal of 211110121102211 is 112201121011112.

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

It is a cyclic number.

It is not a de Polignac number, because 211110121102211 - 2²⁶ = 211110053993347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211110121102211.

It is not an unprimeable number, because it can be changed into a prime (211110121102217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19395086 + ... + 28255788.

It is an arithmetic number, because the mean of its divisors is an integer number (26536390767360).

Almost surely, 2^{211110121102211} is an apocalyptic number.

211110121102211 is a deficient number, since it is larger than the sum of its proper divisors (1181005036669).

211110121102211 is a wasteful number, since it uses less digits than its factorization.

211110121102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8993985.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 211110121102211 its reverse (112201121011112), we get a palindrome (323311242113323).

The spelling of 211110121102211 in words is "two hundred eleven trillion, one hundred ten billion, one hundred twenty-one million, one hundred two thousand, two hundred eleven".