3112216189 has 2 divisors, whose sum is σ = 3112216190. Its totient is φ = 3112216188.

The previous prime is 3112216109. The next prime is 3112216241. The reversal of 3112216189 is 9816122113.

3112216189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1775948164 + 1336268025 = 42142^2 + 36555^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112216189 - 2⁹ = 3112215677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3112216109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556108094 + 1556108095.

It is an arithmetic number, because the mean of its divisors is an integer number (1556108095).

Almost surely, 2^3112216189 is an apocalyptic number.

It is an amenable number.

3112216189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112216189 is an equidigital number, since it uses as much as digits as its factorization.

3112216189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 3112216189 is about 55787.2403780649. The cubic root of 3112216189 is about 1460.0125396121.

The spelling of 3112216189 in words is "three billion, one hundred twelve million, two hundred sixteen thousand, one hundred eighty-nine".