22243202244 has 36 divisors (see below), whose sum is σ = 56236946220. Its totient is φ = 7412940480.

The previous prime is 22243202221. The next prime is 22243202249. The reversal of 22243202244 is 44220234222.

22243202244 is a `hidden beast` number, since 2 + 2 + 2 + 432 + 0 + 224 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11117171844 + 11126030400 = 105438^2 + 105480^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (22243202249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132934 + ... + 249314.

It is an arithmetic number, because the mean of its divisors is an integer number (1562137395).

Almost surely, 2^22243202244 is an apocalyptic number.

It is an amenable number.

22243202244 is an abundant number, since it is smaller than the sum of its proper divisors (33993743976).

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

22243202244 is a wasteful number, since it uses less digits than its factorization.

22243202244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121700 (or 121695 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 22243202244 its reverse (44220234222), we get a palindrome (66463436466).

The spelling of 22243202244 in words is "twenty-two billion, two hundred forty-three million, two hundred two thousand, two hundred forty-four".