22144003221304 has 64 divisors (see below), whose sum is σ = 44402999256000. Its totient is φ = 10333787950080.

The previous prime is 22144003221293. The next prime is 22144003221331. The reversal of 22144003221304 is 40312230044122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9642124 + ... + 11715739.

It is an arithmetic number, because the mean of its divisors is an integer number (693796863375).

Almost surely, 2^{22144003221304} is an apocalyptic number.

It is an amenable number.

22144003221304 is an abundant number, since it is smaller than the sum of its proper divisors (22258996034696).

22144003221304 is a wasteful number, since it uses less digits than its factorization.

22144003221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21358048 (or 21358044 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22144003221304 its reverse (40312230044122), we get a palindrome (62456233265426).

The spelling of 22144003221304 in words is "twenty-two trillion, one hundred forty-four billion, three million, two hundred twenty-one thousand, three hundred four".