22225104066 has 48 divisors (see below), whose sum is σ = 48898235232. Its totient is φ = 6729402240.

The previous prime is 22225104059. The next prime is 22225104089. The reversal of 22225104066 is 66040152222.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 929821 + ... + 953423.

It is an arithmetic number, because the mean of its divisors is an integer number (1018713234).

Almost surely, 2^22225104066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22225104066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24449117616).

22225104066 is an abundant number, since it is smaller than the sum of its proper divisors (26673131166).

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

22225104066 is a wasteful number, since it uses less digits than its factorization.

22225104066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24927 (or 24916 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22225104066 its reverse (66040152222), we get a palindrome (88265256288).

The spelling of 22225104066 in words is "twenty-two billion, two hundred twenty-five million, one hundred four thousand, sixty-six".