22208803321 has 4 divisors (see below), whose sum is σ = 22271718132. Its totient is φ = 22145888512.

The previous prime is 22208803249. The next prime is 22208803361. The reversal of 22208803321 is 12330880222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14057422096 + 8151381225 = 118564^2 + 90285^2 .

It is a cyclic number.

It is not a de Polignac number, because 22208803321 - 2⁹ = 22208802809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22208803361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31456876 + ... + 31457581.

It is an arithmetic number, because the mean of its divisors is an integer number (5567929533).

Almost surely, 2^22208803321 is an apocalyptic number.

It is an amenable number.

22208803321 is a deficient number, since it is larger than the sum of its proper divisors (62914811).

22208803321 is an equidigital number, since it uses as much as digits as its factorization.

22208803321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62914810.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 22208803321 in words is "twenty-two billion, two hundred eight million, eight hundred three thousand, three hundred twenty-one".