22322222305 has 8 divisors (see below), whose sum is σ = 26794981800. Its totient is φ = 17852234496.

The previous prime is 22322222303. The next prime is 22322222311. The reversal of 22322222305 is 50322222322.

It can be written as a sum of positive squares in 4 ways, for example, as 5726856976 + 16595365329 = 75676^2 + 128823^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22322222305 - 2¹ = 22322222303 is a prime.

It is a super-3 number, since 3×22322222305³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22322222305.

It is not an unprimeable number, because it can be changed into a prime (22322222303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675160 + ... + 707449.

It is an arithmetic number, because the mean of its divisors is an integer number (3349372725).

Almost surely, 2^22322222305 is an apocalyptic number.

It is an amenable number.

22322222305 is a deficient number, since it is larger than the sum of its proper divisors (4472759495).

22322222305 is a wasteful number, since it uses less digits than its factorization.

22322222305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385843.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 22322222305 its reverse (50322222322), we get a palindrome (72644444627).

The spelling of 22322222305 in words is "twenty-two billion, three hundred twenty-two million, two hundred twenty-two thousand, three hundred five".