11115022216 has 16 divisors (see below), whose sum is σ = 20846252700. Its totient is φ = 5556021504.

The previous prime is 11115022187. The next prime is 11115022231. The reversal of 11115022216 is 61222051111.

It can be written as a sum of positive squares in 2 ways, for example, as 10952459716 + 162562500 = 104654^2 + 12750^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154165 + ... + 214468.

Almost surely, 2^11115022216 is an apocalyptic number.

It is an amenable number.

11115022216 is a deficient number, since it is larger than the sum of its proper divisors (9731230484).

11115022216 is a wasteful number, since it uses less digits than its factorization.

11115022216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372408 (or 372404 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 11115022216 its reverse (61222051111), we get a palindrome (72337073327).

The spelling of 11115022216 in words is "eleven billion, one hundred fifteen million, twenty-two thousand, two hundred sixteen".