2216661713053 has 2 divisors, whose sum is σ = 2216661713054. Its totient is φ = 2216661713052.

The previous prime is 2216661713051. The next prime is 2216661713159. The reversal of 2216661713053 is 3503171666122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2198049386724 + 18612326329 = 1482582^2 + 136427^2 .

It is a cyclic number.

It is not a de Polignac number, because 2216661713053 - 2¹ = 2216661713051 is a prime.

Together with 2216661713051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2216661713051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108330856526 + 1108330856527.

It is an arithmetic number, because the mean of its divisors is an integer number (1108330856527).

Almost surely, 2^{2216661713053} is an apocalyptic number.

It is an amenable number.

2216661713053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216661713053 is an equidigital number, since it uses as much as digits as its factorization.

2216661713053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 2216661713053 in words is "two trillion, two hundred sixteen billion, six hundred sixty-one million, seven hundred thirteen thousand, fifty-three".