211132234444 has 12 divisors (see below), whose sum is σ = 369486140968. Its totient is φ = 105564765600.

The previous prime is 211132234403. The next prime is 211132234517. The reversal of 211132234444 is 444432231112.

It is a happy number.

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, 67639 + ... + 653329.

Almost surely, 2^211132234444 is an apocalyptic number.

It is an amenable number.

211132234444 is a deficient number, since it is larger than the sum of its proper divisors (158353906524).

211132234444 is a wasteful number, since it uses less digits than its factorization.

211132234444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675816 (or 675814 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

Adding to 211132234444 its reverse (444432231112), we get a palindrome (655564465556).

The spelling of 211132234444 in words is "two hundred eleven billion, one hundred thirty-two million, two hundred thirty-four thousand, four hundred forty-four".