211043101340111 has 8 divisors (see below), whose sum is σ = 214649759441040. Its totient is φ = 207437431785408.

The previous prime is 211043101340077. The next prime is 211043101340131. The reversal of 211043101340111 is 111043101340112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211043101340111 is a prime.

It is a super-2 number, since 2×211043101340111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211043101340131) 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 7 ways as a sum of consecutive naturals, for example, 246705926 + ... + 247559891.

It is an arithmetic number, because the mean of its divisors is an integer number (26831219930130).

Almost surely, 2^{211043101340111} is an apocalyptic number.

211043101340111 is a deficient number, since it is larger than the sum of its proper divisors (3606658100929).

211043101340111 is an equidigital number, since it uses as much as digits as its factorization.

211043101340111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494273113.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 211043101340111 its reverse (111043101340112), we get a palindrome (322086202680223).

Subtracting from 211043101340111 its reverse (111043101340112), we obtain a palindrome (99999999999999).

The spelling of 211043101340111 in words is "two hundred eleven trillion, forty-three billion, one hundred one million, three hundred forty thousand, one hundred eleven".