2216517701 has 4 divisors (see below), whose sum is σ = 2288018304. Its totient is φ = 2145017100.

The previous prime is 2216517691. The next prime is 2216517703. The reversal of 2216517701 is 1077156122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2216517701 - 2¹⁰ = 2216516677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216517703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35750255 + ... + 35750316.

It is an arithmetic number, because the mean of its divisors is an integer number (572004576).

Almost surely, 2^2216517701 is an apocalyptic number.

It is an amenable number.

2216517701 is a deficient number, since it is larger than the sum of its proper divisors (71500603).

2216517701 is an equidigital number, since it uses as much as digits as its factorization.

2216517701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71500602.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 2216517701 is about 47079.9076146077. The cubic root of 2216517701 is about 1303.8383012783.

The spelling of 2216517701 in words is "two billion, two hundred sixteen million, five hundred seventeen thousand, seven hundred one".