11442223321 has 2 divisors, whose sum is σ = 11442223322. Its totient is φ = 11442223320.

The previous prime is 11442223313. The next prime is 11442223343. The reversal of 11442223321 is 12332224411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6820942921 + 4621280400 = 82589^2 + 67980^2 .

It is a cyclic number.

It is not a de Polignac number, because 11442223321 - 2³ = 11442223313 is a prime.

It is not a weakly prime, because it can be changed into another prime (11442223381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721111660 + 5721111661.

It is an arithmetic number, because the mean of its divisors is an integer number (5721111661).

Almost surely, 2^11442223321 is an apocalyptic number.

It is an amenable number.

11442223321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11442223321 is an equidigital number, since it uses as much as digits as its factorization.

11442223321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

Adding to 11442223321 its reverse (12332224411), we get a palindrome (23774447732).

The spelling of 11442223321 in words is "eleven billion, four hundred forty-two million, two hundred twenty-three thousand, three hundred twenty-one".