22000456066 has 4 divisors (see below), whose sum is σ = 33000684102. Its totient is φ = 11000228032.

The previous prime is 22000456063. The next prime is 22000456067. The reversal of 22000456066 is 66065400022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20600573841 + 1399882225 = 143529^2 + 37415^2 .

It is a super-2 number, since 2×22000456066² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22000456063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500114015 + ... + 5500114018.

Almost surely, 2^22000456066 is an apocalyptic number.

22000456066 is a deficient number, since it is larger than the sum of its proper divisors (11000228036).

22000456066 is a wasteful number, since it uses less digits than its factorization.

22000456066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000228035.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 22000456066 its reverse (66065400022), we get a palindrome (88065856088).

The spelling of 22000456066 in words is "twenty-two billion, four hundred fifty-six thousand, sixty-six".