211444012204 has 12 divisors (see below), whose sum is σ = 370417764024. Its totient is φ = 105610365344.

The previous prime is 211444012159. The next prime is 211444012211. The reversal of 211444012204 is 402210444112.

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, 27905929 + ... + 27913504.

It is an arithmetic number, because the mean of its divisors is an integer number (30868147002).

Almost surely, 2^211444012204 is an apocalyptic number.

It is an amenable number.

211444012204 is a deficient number, since it is larger than the sum of its proper divisors (158973751820).

211444012204 is a wasteful number, since it uses less digits than its factorization.

211444012204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55820384 (or 55820382 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 211444012204 its reverse (402210444112), we get a palindrome (613654456316).

The spelling of 211444012204 in words is "two hundred eleven billion, four hundred forty-four million, twelve thousand, two hundred four".