211444042224 has 20 divisors (see below), whose sum is σ = 546230442536. Its totient is φ = 70481347392.

The previous prime is 211444042189. The next prime is 211444042253. The reversal of 211444042224 is 422240444112.

It is a junction number, because it is equal to n+sod(n) for n = 211444042191 and 211444042200.

It is a congruent 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, 2202542059 + ... + 2202542154.

Almost surely, 2^211444042224 is an apocalyptic number.

211444042224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

211444042224 is an abundant number, since it is smaller than the sum of its proper divisors (334786400312).

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

211444042224 is a wasteful number, since it uses less digits than its factorization.

211444042224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405084224 (or 4405084218 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 211444042224 its reverse (422240444112), we get a palindrome (633684486336).

The spelling of 211444042224 in words is "two hundred eleven billion, four hundred forty-four million, forty-two thousand, two hundred twenty-four".