22032301444 has 12 divisors (see below), whose sum is σ = 40824558684. Its totient is φ = 10368141824.

The previous prime is 22032301439. The next prime is 22032301469. The reversal of 22032301444 is 44410323022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14325217344 + 7707084100 = 119688^2 + 87790^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162002149 + ... + 162002284.

It is an arithmetic number, because the mean of its divisors is an integer number (3402046557).

Almost surely, 2^22032301444 is an apocalyptic number.

It is an amenable number.

22032301444 is a deficient number, since it is larger than the sum of its proper divisors (18792257240).

22032301444 is a wasteful number, since it uses less digits than its factorization.

22032301444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324004454 (or 324004452 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22032301444 its reverse (44410323022), we get a palindrome (66442624466).

The spelling of 22032301444 in words is "twenty-two billion, thirty-two million, three hundred one thousand, four hundred forty-four".