211441011211 has 16 divisors (see below), whose sum is σ = 220830554880. Its totient is φ = 202214453760.

The previous prime is 211441011209. The next prime is 211441011269. The reversal of 211441011211 is 112110144112.

It is a cyclic number.

It is not a de Polignac number, because 211441011211 - 2¹ = 211441011209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211441011611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5479461 + ... + 5517913.

It is an arithmetic number, because the mean of its divisors is an integer number (13801909680).

Almost surely, 2^211441011211 is an apocalyptic number.

211441011211 is a deficient number, since it is larger than the sum of its proper divisors (9389543669).

211441011211 is a wasteful number, since it uses less digits than its factorization.

211441011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40566.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 211441011211 its reverse (112110144112), we get a palindrome (323551155323).

The spelling of 211441011211 in words is "two hundred eleven billion, four hundred forty-one million, eleven thousand, two hundred eleven".