2253202321 has 4 divisors (see below), whose sum is σ = 2385743652. Its totient is φ = 2120660992.

The previous prime is 2253202319. The next prime is 2253202331. The reversal of 2253202321 is 1232023522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 888934225 + 1364268096 = 29815^2 + 36936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2253202321 - 2¹ = 2253202319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2253202292 and 2253202301.

It is not an unprimeable number, because it can be changed into a prime (2253202331) 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 3 ways as a sum of consecutive naturals, for example, 66270640 + ... + 66270673.

It is an arithmetic number, because the mean of its divisors is an integer number (596435913).

Almost surely, 2^2253202321 is an apocalyptic number.

It is an amenable number.

2253202321 is a deficient number, since it is larger than the sum of its proper divisors (132541331).

2253202321 is a wasteful number, since it uses less digits than its factorization.

2253202321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132541330.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2253202321 is about 47467.9083276270. The cubic root of 2253202321 is about 1310.9920657575.

Adding to 2253202321 its reverse (1232023522), we get a palindrome (3485225843).

The spelling of 2253202321 in words is "two billion, two hundred fifty-three million, two hundred two thousand, three hundred twenty-one".