211113120211 has 8 divisors (see below), whose sum is σ = 241409315840. Its totient is φ = 180851219208.

The previous prime is 211113120193. The next prime is 211113120217. The reversal of 211113120211 is 112021311112.

It is a happy number.

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 211113120211 - 2⁹ = 211113119699 is a prime.

It is a super-4 number, since 4×211113120211⁴ (a number of 46 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (211113120217) 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, 8560461 + ... + 8585086.

It is an arithmetic number, because the mean of its divisors is an integer number (30176164480).

Almost surely, 2^211113120211 is an apocalyptic number.

211113120211 is a deficient number, since it is larger than the sum of its proper divisors (30296195629).

211113120211 is a wasteful number, since it uses less digits than its factorization.

211113120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17147313.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 211113120211 its reverse (112021311112), we get a palindrome (323134431323).

The spelling of 211113120211 in words is "two hundred eleven billion, one hundred thirteen million, one hundred twenty thousand, two hundred eleven".