244222420220 has 24 divisors (see below), whose sum is σ = 513238514208. Its totient is φ = 97618219200.

The previous prime is 244222420201. The next prime is 244222420283. The reversal of 244222420220 is 22024222442.

It is a super-2 number, since 2×244222420220² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 244222420220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4393496 + ... + 4448735.

It is an arithmetic number, because the mean of its divisors is an integer number (21384938092).

Almost surely, 2^244222420220 is an apocalyptic number.

244222420220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244222420220 is an abundant number, since it is smaller than the sum of its proper divisors (269016093988).

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

244222420220 is a wasteful number, since it uses less digits than its factorization.

244222420220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8843621 (or 8843619 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 244222420220 its reverse (22024222442), we get a palindrome (266246642662).

The spelling of 244222420220 in words is "two hundred forty-four billion, two hundred twenty-two million, four hundred twenty thousand, two hundred twenty".