222440244422 has 16 divisors (see below), whose sum is σ = 364000370832. Its totient is φ = 101107189920.

The previous prime is 222440244407. The next prime is 222440244431. The reversal of 222440244422 is 224442044222.

222440244422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222440244422² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 2090288 + ... + 2194124.

It is an arithmetic number, because the mean of its divisors is an integer number (22750023177).

Almost surely, 2^222440244422 is an apocalyptic number.

222440244422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222440244422 is a deficient number, since it is larger than the sum of its proper divisors (141560126410).

222440244422 is a wasteful number, since it uses less digits than its factorization.

222440244422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201223.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 222440244422 its reverse (224442044222), we get a palindrome (446882288644).

The spelling of 222440244422 in words is "two hundred twenty-two billion, four hundred forty million, two hundred forty-four thousand, four hundred twenty-two".