211444234404 has 72 divisors (see below), whose sum is σ = 562358795040. Its totient is φ = 61635555072.

The previous prime is 211444234373. The next prime is 211444234489. The reversal of 211444234404 is 404432444112.

211444234404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 2705217 + ... + 2782280.

It is an arithmetic number, because the mean of its divisors is an integer number (7810538820).

Almost surely, 2^211444234404 is an apocalyptic number.

It is an amenable number.

211444234404 is an abundant number, since it is smaller than the sum of its proper divisors (350914560636).

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

211444234404 is a wasteful number, since it uses less digits than its factorization.

211444234404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5487549 (or 5487534 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 211444234404 its reverse (404432444112), we get a palindrome (615876678516).

The spelling of 211444234404 in words is "two hundred eleven billion, four hundred forty-four million, two hundred thirty-four thousand, four hundred four".