2220466206643 has 2 divisors, whose sum is σ = 2220466206644. Its totient is φ = 2220466206642.

The previous prime is 2220466206631. The next prime is 2220466206671. The reversal of 2220466206643 is 3466026640222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220466206643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2220466206643.

It is not a weakly prime, because it can be changed into another prime (2220466206143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110233103321 + 1110233103322.

It is an arithmetic number, because the mean of its divisors is an integer number (1110233103322).

Almost surely, 2^{2220466206643} is an apocalyptic number.

2220466206643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220466206643 is an equidigital number, since it uses as much as digits as its factorization.

2220466206643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 43.

The spelling of 2220466206643 in words is "two trillion, two hundred twenty billion, four hundred sixty-six million, two hundred six thousand, six hundred forty-three".