3213112223 has 2 divisors, whose sum is σ = 3213112224. Its totient is φ = 3213112222.

The previous prime is 3213112193. The next prime is 3213112229. The reversal of 3213112223 is 3222113123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3213112223 - 2²⁶ = 3146003359 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3213112195 and 3213112204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3213112229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606556111 + 1606556112.

It is an arithmetic number, because the mean of its divisors is an integer number (1606556112).

Almost surely, 2^3213112223 is an apocalyptic number.

3213112223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3213112223 is an equidigital number, since it uses as much as digits as its factorization.

3213112223 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3213112223 is about 56684.3207862633. The cubic root of 3213112223 is about 1475.6226000180.

Adding to 3213112223 its reverse (3222113123), we get a palindrome (6435225346).

The spelling of 3213112223 in words is "three billion, two hundred thirteen million, one hundred twelve thousand, two hundred twenty-three".