2220466206671 has 2 divisors, whose sum is σ = 2220466206672. Its totient is φ = 2220466206670.

The previous prime is 2220466206643. The next prime is 2220466206691. The reversal of 2220466206671 is 1766026640222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2220466206671 - 2¹⁰ = 2220466205647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220466206631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110233103335 + 1110233103336.

It is an arithmetic number, because the mean of its divisors is an integer number (1110233103336).

Almost surely, 2^{2220466206671} is an apocalyptic number.

2220466206671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220466206671 is an equidigital number, since it uses as much as digits as its factorization.

2220466206671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 2220466206671 in words is "two trillion, two hundred twenty billion, four hundred sixty-six million, two hundred six thousand, six hundred seventy-one".