211333043343 has 4 divisors (see below), whose sum is σ = 281777391128. Its totient is φ = 140888695560.

The previous prime is 211333043329. The next prime is 211333043399. The reversal of 211333043343 is 343340333112.

211333043343 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 not a de Polignac number, because 211333043343 - 2⁹ = 211333042831 is a prime.

It is a super-2 number, since 2×211333043343² (a number of 23 digits) contains 22 as substring.

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 211333043343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211333043303) 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, 35222173888 + ... + 35222173893.

It is an arithmetic number, because the mean of its divisors is an integer number (70444347782).

Almost surely, 2^211333043343 is an apocalyptic number.

211333043343 is a deficient number, since it is larger than the sum of its proper divisors (70444347785).

211333043343 is an equidigital number, since it uses as much as digits as its factorization.

211333043343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70444347784.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 211333043343 its reverse (343340333112), we get a palindrome (554673376455).

The spelling of 211333043343 in words is "two hundred eleven billion, three hundred thirty-three million, forty-three thousand, three hundred forty-three".