2216056571 has 8 divisors (see below), whose sum is σ = 2245824000. Its totient is φ = 2186332200.

The previous prime is 2216056561. The next prime is 2216056597. The reversal of 2216056571 is 1756506122.

2216056571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2216056571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2216056541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100496 + ... + 120546.

It is an arithmetic number, because the mean of its divisors is an integer number (280728000).

Almost surely, 2^2216056571 is an apocalyptic number.

2216056571 is a deficient number, since it is larger than the sum of its proper divisors (29767429).

2216056571 is a wasteful number, since it uses less digits than its factorization.

2216056571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21529.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 2216056571 is about 47075.0100477950. The cubic root of 2216056571 is about 1303.7478770579.

The spelling of 2216056571 in words is "two billion, two hundred sixteen million, fifty-six thousand, five hundred seventy-one".