3113212223 has 16 divisors (see below), whose sum is σ = 3440900736. Its totient is φ = 2793044640.

The previous prime is 3113212217. The next prime is 3113212237. The reversal of 3113212223 is 3222123113.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3113212223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3113212195 and 3113212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113212243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1493540 + ... + 1495622.

It is an arithmetic number, because the mean of its divisors is an integer number (215056296).

Almost surely, 2^3113212223 is an apocalyptic number.

3113212223 is a deficient number, since it is larger than the sum of its proper divisors (327688513).

3113212223 is a wasteful number, since it uses less digits than its factorization.

3113212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814.

The product of its digits is 432, while the sum is 20.

The square root of 3113212223 is about 55796.1667410943. The cubic root of 3113212223 is about 1460.1682771886.

Adding to 3113212223 its reverse (3222123113), we get a palindrome (6335335336).

The spelling of 3113212223 in words is "three billion, one hundred thirteen million, two hundred twelve thousand, two hundred twenty-three".