22001304044 has 24 divisors (see below), whose sum is σ = 39339572160. Its totient is φ = 10761641856.

The previous prime is 22001304029. The next prime is 22001304067. The reversal of 22001304044 is 44040310022.

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 7 ways as a sum of consecutive naturals, for example, 400784 + ... + 452360.

It is an arithmetic number, because the mean of its divisors is an integer number (1639148840).

Almost surely, 2^22001304044 is an apocalyptic number.

It is an amenable number.

22001304044 is a deficient number, since it is larger than the sum of its proper divisors (17338268116).

22001304044 is a wasteful number, since it uses less digits than its factorization.

22001304044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53897 (or 53895 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22001304044 its reverse (44040310022), we get a palindrome (66041614066).

The spelling of 22001304044 in words is "twenty-two billion, one million, three hundred four thousand, forty-four".