3222112217 has 2 divisors, whose sum is σ = 3222112218. Its totient is φ = 3222112216.

The previous prime is 3222112129. The next prime is 3222112241. The reversal of 3222112217 is 7122112223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2927783881 + 294328336 = 54109^2 + 17156^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3222112217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3222112192 and 3222112201.

It is not a weakly prime, because it can be changed into another prime (3222112247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611056108 + 1611056109.

It is an arithmetic number, because the mean of its divisors is an integer number (1611056109).

Almost surely, 2^3222112217 is an apocalyptic number.

It is an amenable number.

3222112217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3222112217 is an equidigital number, since it uses as much as digits as its factorization.

3222112217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 23.

The square root of 3222112217 is about 56763.6522521235. The cubic root of 3222112217 is about 1476.9990654867. Note that the first 3 decimals are identical.

The spelling of 3222112217 in words is "three billion, two hundred twenty-two million, one hundred twelve thousand, two hundred seventeen".