211443133312 has 32 divisors (see below), whose sum is σ = 435759697800. Its totient is φ = 102075993600.

The previous prime is 211443133309. The next prime is 211443133333. The reversal of 211443133312 is 213331344112.

211443133312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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, 28477314 + ... + 28484737.

Almost surely, 2^211443133312 is an apocalyptic number.

It is an amenable number.

211443133312 is an abundant number, since it is smaller than the sum of its proper divisors (224316564488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211443133312 is an equidigital number, since it uses as much as digits as its factorization.

211443133312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56962094 (or 56962082 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 211443133312 its reverse (213331344112), we get a palindrome (424774477424).

The spelling of 211443133312 in words is "two hundred eleven billion, four hundred forty-three million, one hundred thirty-three thousand, three hundred twelve".