2244311321 has 16 divisors (see below), whose sum is σ = 2717455104. Its totient is φ = 1809437184.

The previous prime is 2244311297. The next prime is 2244311323. The reversal of 2244311321 is 1231134422.

It is a cyclic number.

It is not a de Polignac number, because 2244311321 - 2¹⁰ = 2244310297 is a prime.

It is a super-3 number, since 3×2244311321³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2244311323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232436 + ... + 241898.

It is an arithmetic number, because the mean of its divisors is an integer number (169840944).

Almost surely, 2^2244311321 is an apocalyptic number.

It is an amenable number.

2244311321 is a deficient number, since it is larger than the sum of its proper divisors (473143783).

2244311321 is a wasteful number, since it uses less digits than its factorization.

2244311321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11480.

The product of its digits is 1152, while the sum is 23.

The square root of 2244311321 is about 47374.1630110760. The cubic root of 2244311321 is about 1309.2654275745.

Adding to 2244311321 its reverse (1231134422), we get a palindrome (3475445743).

The spelling of 2244311321 in words is "two billion, two hundred forty-four million, three hundred eleven thousand, three hundred twenty-one".