242222420444 has 24 divisors (see below), whose sum is σ = 433679300208. Its totient is φ = 118333013760.

The previous prime is 242222420413. The next prime is 242222420483. The reversal of 242222420444 is 444024222242.

242222420444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242222420444.

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, 2319362 + ... + 2421545.

It is an arithmetic number, because the mean of its divisors is an integer number (18069970842).

Almost surely, 2^242222420444 is an apocalyptic number.

It is an amenable number.

242222420444 is a deficient number, since it is larger than the sum of its proper divisors (191456879764).

242222420444 is a wasteful number, since it uses less digits than its factorization.

242222420444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741205 (or 4741203 counting only the distinct ones).

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

Adding to 242222420444 its reverse (444024222242), we get a palindrome (686246642686).

The spelling of 242222420444 in words is "two hundred forty-two billion, two hundred twenty-two million, four hundred twenty thousand, four hundred forty-four".