211041343144 has 16 divisors (see below), whose sum is σ = 396153731700. Its totient is φ = 105400348032.

The previous prime is 211041343081. The next prime is 211041343181. The reversal of 211041343144 is 441343140112.

It can be written as a sum of positive squares in 2 ways, for example, as 206597520900 + 4443822244 = 454530^2 + 66662^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15032989 + ... + 15047020.

Almost surely, 2^211041343144 is an apocalyptic number.

It is an amenable number.

211041343144 is a deficient number, since it is larger than the sum of its proper divisors (185112388556).

211041343144 is a wasteful number, since it uses less digits than its factorization.

211041343144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30080892 (or 30080888 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 211041343144 its reverse (441343140112), we get a palindrome (652384483256).

The spelling of 211041343144 in words is "two hundred eleven billion, forty-one million, three hundred forty-three thousand, one hundred forty-four".