11217308326 has 16 divisors (see below), whose sum is σ = 19698688800. Its totient is φ = 4690163520.

The previous prime is 11217308321. The next prime is 11217308327. The reversal of 11217308326 is 62380371211.

It is a junction number, because it is equal to n+sod(n) for n = 11217308291 and 11217308300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217308321) 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, 9770601 + ... + 9771748.

It is an arithmetic number, because the mean of its divisors is an integer number (1231168050).

Almost surely, 2^11217308326 is an apocalyptic number.

11217308326 is a deficient number, since it is larger than the sum of its proper divisors (8481380474).

11217308326 is a wasteful number, since it uses less digits than its factorization.

11217308326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19542399.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 11217308326 its reverse (62380371211), we get a palindrome (73597679537).

The spelling of 11217308326 in words is "eleven billion, two hundred seventeen million, three hundred eight thousand, three hundred twenty-six".