22553305321 has 4 divisors (see below), whose sum is σ = 22553686144. Its totient is φ = 22552924500.

The previous prime is 22553305303. The next prime is 22553305343. The reversal of 22553305321 is 12350335522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22553305321 - 2¹¹ = 22553303273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22553305351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80385 + ... + 227086.

It is an arithmetic number, because the mean of its divisors is an integer number (5638421536).

Almost surely, 2^22553305321 is an apocalyptic number.

It is an amenable number.

22553305321 is a deficient number, since it is larger than the sum of its proper divisors (380823).

22553305321 is an equidigital number, since it uses as much as digits as its factorization.

22553305321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380822.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 22553305321 in words is "twenty-two billion, five hundred fifty-three million, three hundred five thousand, three hundred twenty-one".