3113223211 has 4 divisors (see below), whose sum is σ = 3557969392. Its totient is φ = 2668477032.

The previous prime is 3113223203. The next prime is 3113223331. The reversal of 3113223211 is 1123223113.

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

It is a cyclic number.

It is not a de Polignac number, because 3113223211 - 2³ = 3113223203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3113203211) 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, 222373080 + ... + 222373093.

It is an arithmetic number, because the mean of its divisors is an integer number (889492348).

Almost surely, 2^3113223211 is an apocalyptic number.

3113223211 is a deficient number, since it is larger than the sum of its proper divisors (444746181).

3113223211 is an equidigital number, since it uses as much as digits as its factorization.

3113223211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444746180.

The product of its digits is 216, while the sum is 19.

The square root of 3113223211 is about 55796.2652065530. The cubic root of 3113223211 is about 1460.1699950617.

Adding to 3113223211 its reverse (1123223113), we get a palindrome (4236446324).

The spelling of 3113223211 in words is "three billion, one hundred thirteen million, two hundred twenty-three thousand, two hundred eleven".