3113323321 has 2 divisors, whose sum is σ = 3113323322. Its totient is φ = 3113323320.

The previous prime is 3113323319. The next prime is 3113323363. The reversal of 3113323321 is 1233233113.

3113323321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2890567696 + 222755625 = 53764^2 + 14925^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113323321 - 2¹ = 3113323319 is a prime.

Together with 3113323319, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3113323292 and 3113323301.

It is not a weakly prime, because it can be changed into another prime (3113323021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556661660 + 1556661661.

It is an arithmetic number, because the mean of its divisors is an integer number (1556661661).

Almost surely, 2^3113323321 is an apocalyptic number.

It is an amenable number.

3113323321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113323321 is an equidigital number, since it uses as much as digits as its factorization.

3113323321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 22.

The square root of 3113323321 is about 55797.1623023967. The cubic root of 3113323321 is about 1460.1856461561.

Adding to 3113323321 its reverse (1233233113), we get a palindrome (4346556434).

The spelling of 3113323321 in words is "three billion, one hundred thirteen million, three hundred twenty-three thousand, three hundred twenty-one".