211300211311 has 16 divisors (see below), whose sum is σ = 242055728640. Its totient is φ = 180687650400.

The previous prime is 211300211303. The next prime is 211300211321. The reversal of 211300211311 is 113112003112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 211300211311 - 2³ = 211300211303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211300211321) 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, 5126736 + ... + 5167786.

It is an arithmetic number, because the mean of its divisors is an integer number (15128483040).

Almost surely, 2^211300211311 is an apocalyptic number.

211300211311 is a deficient number, since it is larger than the sum of its proper divisors (30755517329).

211300211311 is an equidigital number, since it uses as much as digits as its factorization.

211300211311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42774.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 211300211311 its reverse (113112003112), we get a palindrome (324412214423).

The spelling of 211300211311 in words is "two hundred eleven billion, three hundred million, two hundred eleven thousand, three hundred eleven".