2225441321 has 6 divisors (see below), whose sum is σ = 2364050430. Its totient is φ = 2094532736.

The previous prime is 2225441263. The next prime is 2225441357. The reversal of 2225441321 is 1231445222.

It can be written as a sum of positive squares in 3 ways, for example, as 359633296 + 1865808025 = 18964^2 + 43195^2 .

It is not a de Polignac number, because 2225441321 - 2²⁶ = 2158332457 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2225441371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3849956 + ... + 3850533.

It is an arithmetic number, because the mean of its divisors is an integer number (394008405).

Almost surely, 2^2225441321 is an apocalyptic number.

It is an amenable number.

2225441321 is a deficient number, since it is larger than the sum of its proper divisors (138609109).

2225441321 is an equidigital number, since it uses as much as digits as its factorization.

2225441321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7700523 (or 7700506 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 2225441321 is about 47174.5834215841. The cubic root of 2225441321 is about 1305.5856936547.

Adding to 2225441321 its reverse (1231445222), we get a palindrome (3456886543).

The spelling of 2225441321 in words is "two billion, two hundred twenty-five million, four hundred forty-one thousand, three hundred twenty-one".