222443120440 has 16 divisors (see below), whose sum is σ = 500497021080. Its totient is φ = 88977248160.

The previous prime is 222443120423. The next prime is 222443120453. The reversal of 222443120440 is 44021344222.

222443120440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222443120399 and 222443120408.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2780538966 + ... + 2780539045.

Almost surely, 2^222443120440 is an apocalyptic number.

222443120440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222443120440 is an abundant number, since it is smaller than the sum of its proper divisors (278053900640).

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

222443120440 is a wasteful number, since it uses less digits than its factorization.

222443120440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561078022 (or 5561078018 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 222443120440 its reverse (44021344222), we get a palindrome (266464464662).

The spelling of 222443120440 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred twenty thousand, four hundred forty".