11322131304 has 128 divisors (see below), whose sum is σ = 31724784000. Its totient is φ = 3337420800.

The previous prime is 11322131299. The next prime is 11322131323. The reversal of 11322131304 is 40313122311.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4209192 + ... + 4211880.

It is an arithmetic number, because the mean of its divisors is an integer number (247849875).

Almost surely, 2^11322131304 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 11322131304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15862392000).

11322131304 is an abundant number, since it is smaller than the sum of its proper divisors (20402652696).

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

11322131304 is a wasteful number, since it uses less digits than its factorization.

11322131304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139 (or 3135 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11322131304 its reverse (40313122311), we get a palindrome (51635253615).

The spelling of 11322131304 in words is "eleven billion, three hundred twenty-two million, one hundred thirty-one thousand, three hundred four".