2217166607147 has 2 divisors, whose sum is σ = 2217166607148. Its totient is φ = 2217166607146.

The previous prime is 2217166607111. The next prime is 2217166607237. The reversal of 2217166607147 is 7417066617122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2217166607147 - 2³² = 2212871639851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2217166607095 and 2217166607104.

It is not a weakly prime, because it can be changed into another prime (2217166606147) 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, 1108583303573 + 1108583303574.

It is an arithmetic number, because the mean of its divisors is an integer number (1108583303574).

Almost surely, 2^{2217166607147} is an apocalyptic number.

2217166607147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2217166607147 is an equidigital number, since it uses as much as digits as its factorization.

2217166607147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The spelling of 2217166607147 in words is "two trillion, two hundred seventeen billion, one hundred sixty-six million, six hundred seven thousand, one hundred forty-seven".