11171070216 has 96 divisors (see below), whose sum is σ = 31888584000. Its totient is φ = 3523139712.

The previous prime is 11171070203. The next prime is 11171070221. The reversal of 11171070216 is 61207017111.

It is a self number, because there is not a number n which added to its sum of digits gives 11171070216.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1142886 + ... + 1152618.

It is an arithmetic number, because the mean of its divisors is an integer number (332172750).

Almost surely, 2^11171070216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11171070216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15944292000).

11171070216 is an abundant number, since it is smaller than the sum of its proper divisors (20717513784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11171070216 is a wasteful number, since it uses less digits than its factorization.

11171070216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10603 (or 10596 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 27.

Adding to 11171070216 its reverse (61207017111), we get a palindrome (72378087327).

The spelling of 11171070216 in words is "eleven billion, one hundred seventy-one million, seventy thousand, two hundred sixteen".