22441007321 has 2 divisors, whose sum is σ = 22441007322. Its totient is φ = 22441007320.

The previous prime is 22441007299. The next prime is 22441007339. The reversal of 22441007321 is 12370014422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12293265625 + 10147741696 = 110875^2 + 100736^2 .

It is a cyclic number.

It is not a de Polignac number, because 22441007321 - 2¹⁴ = 22440990937 is a prime.

It is not a weakly prime, because it can be changed into another prime (22441007221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11220503660 + 11220503661.

It is an arithmetic number, because the mean of its divisors is an integer number (11220503661).

Almost surely, 2^22441007321 is an apocalyptic number.

It is an amenable number.

22441007321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22441007321 is an equidigital number, since it uses as much as digits as its factorization.

22441007321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The spelling of 22441007321 in words is "twenty-two billion, four hundred forty-one million, seven thousand, three hundred twenty-one".