2233312321 has 4 divisors (see below), whose sum is σ = 2364683652. Its totient is φ = 2101940992.

The previous prime is 2233312217. The next prime is 2233312337. The reversal of 2233312321 is 1232133322.

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 1667823921 + 565488400 = 40839^2 + 23780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233312321 - 2¹¹ = 2233310273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2233312292 and 2233312301.

It is not an unprimeable number, because it can be changed into a prime (2233312381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65685640 + ... + 65685673.

It is an arithmetic number, because the mean of its divisors is an integer number (591170913).

Almost surely, 2^2233312321 is an apocalyptic number.

It is an amenable number.

2233312321 is a deficient number, since it is larger than the sum of its proper divisors (131371331).

2233312321 is a wasteful number, since it uses less digits than its factorization.

2233312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131371330.

The product of its digits is 1296, while the sum is 22.

The square root of 2233312321 is about 47257.9339476452. The cubic root of 2233312321 is about 1307.1230926303.

Adding to 2233312321 its reverse (1232133322), we get a palindrome (3465445643).

The spelling of 2233312321 in words is "two billion, two hundred thirty-three million, three hundred twelve thousand, three hundred twenty-one".