212003443344 has 320 divisors, whose sum is σ = 692389969920. Its totient is φ = 54298728960.

The previous prime is 212003443313. The next prime is 212003443369. The reversal of 212003443344 is 443344300212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94516687 + ... + 94518929.

It is an arithmetic number, because the mean of its divisors is an integer number (2163718656).

Almost surely, 2^212003443344 is an apocalyptic number.

212003443344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212003443344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346194984960).

212003443344 is an abundant number, since it is smaller than the sum of its proper divisors (480386526576).

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

212003443344 is a wasteful number, since it uses less digits than its factorization.

212003443344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618 (or 2612 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 212003443344 its reverse (443344300212), we get a palindrome (655347743556).

The spelling of 212003443344 in words is "two hundred twelve billion, three million, four hundred forty-three thousand, three hundred forty-four".