22243030066 has 8 divisors (see below), whose sum is σ = 33821593884. Its totient is φ = 10969165440.

The previous prime is 22243030037. The next prime is 22243030081. The reversal of 22243030066 is 66003034222.

It can be written as a sum of positive squares in 2 ways, for example, as 20353302225 + 1889727841 = 142665^2 + 43471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 76174615 + ... + 76174906.

Almost surely, 2^22243030066 is an apocalyptic number.

22243030066 is a deficient number, since it is larger than the sum of its proper divisors (11578563818).

22243030066 is a wasteful number, since it uses less digits than its factorization.

22243030066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152349596.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 22243030066 its reverse (66003034222), we get a palindrome (88246064288).

The spelling of 22243030066 in words is "twenty-two billion, two hundred forty-three million, thirty thousand, sixty-six".