22242220220224 has 14 divisors (see below), whose sum is σ = 44136905749634. Its totient is φ = 11121110110080.

The previous prime is 22242220220191. The next prime is 22242220220237. The reversal of 22242220220224 is 42202202224222.

It can be written as a sum of positive squares in only one way, i.e., 15031749326400 + 7210470893824 = 3877080^2 + 2685232^2 .

It is a super-2 number, since 2×22242220220224² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22242220220192 and 22242220220201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173767345407 + ... + 173767345534.

Almost surely, 2^{22242220220224} is an apocalyptic number.

It is an amenable number.

22242220220224 is a deficient number, since it is larger than the sum of its proper divisors (21894685529410).

22242220220224 is an equidigital number, since it uses as much as digits as its factorization.

22242220220224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347534690953 (or 347534690943 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22242220220224 its reverse (42202202224222), we get a palindrome (64444422444446).

The spelling of 22242220220224 in words is "twenty-two trillion, two hundred forty-two billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-four".