11216312 has 16 divisors (see below), whose sum is σ = 21071400. Its totient is φ = 5597280.

The previous prime is 11216287. The next prime is 11216321. The reversal of 11216312 is 21361211.

11216312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is a congruent number.

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, 4514 + ... + 6542.

Almost surely, 2^11216312 is an apocalyptic number.

It is an amenable number.

11216312 is a deficient number, since it is larger than the sum of its proper divisors (9855088).

11216312 is a wasteful number, since it uses less digits than its factorization.

11216312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726 (or 2722 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 11216312 is about 3349.0762905613. The cubic root of 11216312 is about 223.8463550960.

Adding to 11216312 its reverse (21361211), we get a palindrome (32577523).

The spelling of 11216312 in words is "eleven million, two hundred sixteen thousand, three hundred twelve".