11317210272 has 96 divisors (see below), whose sum is σ = 33075423360. Its totient is φ = 3764759040.

The previous prime is 11317210231. The next prime is 11317210297. The reversal of 11317210272 is 27201271311.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421572 + ... + 447612.

It is an arithmetic number, because the mean of its divisors is an integer number (344535660).

Almost surely, 2^11317210272 is an apocalyptic number.

11317210272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11317210272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16537711680).

11317210272 is an abundant number, since it is smaller than the sum of its proper divisors (21758213088).

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

11317210272 is a wasteful number, since it uses less digits than its factorization.

11317210272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26563 (or 26549 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

Adding to 11317210272 its reverse (27201271311), we get a palindrome (38518481583).

The spelling of 11317210272 in words is "eleven billion, three hundred seventeen million, two hundred ten thousand, two hundred seventy-two".