211130310043 has 4 divisors (see below), whose sum is σ = 211646521480. Its totient is φ = 210614098608.

The previous prime is 211130310011. The next prime is 211130310047. The reversal of 211130310043 is 340013031112.

211130310043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211130310043 - 2⁵ = 211130310011 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 211130310043.

It is not an unprimeable number, because it can be changed into a prime (211130310047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258105105 + ... + 258105922.

It is an arithmetic number, because the mean of its divisors is an integer number (52911630370).

Almost surely, 2^211130310043 is an apocalyptic number.

211130310043 is a deficient number, since it is larger than the sum of its proper divisors (516211437).

211130310043 is an equidigital number, since it uses as much as digits as its factorization.

211130310043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516211436.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 211130310043 its reverse (340013031112), we get a palindrome (551143341155).

The spelling of 211130310043 in words is "two hundred eleven billion, one hundred thirty million, three hundred ten thousand, forty-three".