2216666224939 has 2 divisors, whose sum is σ = 2216666224940. Its totient is φ = 2216666224938.

The previous prime is 2216666224873. The next prime is 2216666224963. The reversal of 2216666224939 is 9394226666122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2216666224939 - 2¹¹ = 2216666222891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2216666224979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108333112469 + 1108333112470.

It is an arithmetic number, because the mean of its divisors is an integer number (1108333112470).

Almost surely, 2^{2216666224939} is an apocalyptic number.

2216666224939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216666224939 is an equidigital number, since it uses as much as digits as its factorization.

2216666224939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20155392, while the sum is 58.

The spelling of 2216666224939 in words is "two trillion, two hundred sixteen billion, six hundred sixty-six million, two hundred twenty-four thousand, nine hundred thirty-nine".