2221122366244 has 12 divisors (see below), whose sum is σ = 3912705626368. Its totient is φ = 1103206473000.

The previous prime is 2221122366227. The next prime is 2221122366311. The reversal of 2221122366244 is 4426632211222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838676852 + ... + 1838678059.

Almost surely, 2^{2221122366244} is an apocalyptic number.

It is an amenable number.

2221122366244 is a deficient number, since it is larger than the sum of its proper divisors (1691583260124).

2221122366244 is a wasteful number, since it uses less digits than its factorization.

2221122366244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677355066 (or 3677355064 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

Adding to 2221122366244 its reverse (4426632211222), we get a palindrome (6647754577466).

The spelling of 2221122366244 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-two million, three hundred sixty-six thousand, two hundred forty-four".