2216511214 has 16 divisors (see below), whose sum is σ = 3334877568. Its totient is φ = 1104891832.

The previous prime is 2216511161. The next prime is 2216511217. The reversal of 2216511214 is 4121156122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216511217) 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, 1620759 + ... + 1622125.

It is an arithmetic number, because the mean of its divisors is an integer number (208429848).

Almost surely, 2^2216511214 is an apocalyptic number.

2216511214 is a deficient number, since it is larger than the sum of its proper divisors (1118366354).

2216511214 is a wasteful number, since it uses less digits than its factorization.

2216511214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239.

The product of its digits is 960, while the sum is 25.

The square root of 2216511214 is about 47079.8387210492. The cubic root of 2216511214 is about 1303.8370293120.

Adding to 2216511214 its reverse (4121156122), we get a palindrome (6337667336).

The spelling of 2216511214 in words is "two billion, two hundred sixteen million, five hundred eleven thousand, two hundred fourteen".