11323011320 has 64 divisors (see below), whose sum is σ = 26819968320. Its totient is φ = 4293904384.

The previous prime is 11323011277. The next prime is 11323011341. The reversal of 11323011320 is 2311032311.

It is a congruent number.

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, 49502 + ... + 158418.

It is an arithmetic number, because the mean of its divisors is an integer number (419062005).

Almost surely, 2^11323011320 is an apocalyptic number.

11323011320 is a gapful number since it is divisible by the number (10) 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 11323011320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13409984160).

11323011320 is an abundant number, since it is smaller than the sum of its proper divisors (15496957000).

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

11323011320 is a wasteful number, since it uses less digits than its factorization.

11323011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109064 (or 109060 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11323011320 its reverse (2311032311), we get a palindrome (13634043631).

The spelling of 11323011320 in words is "eleven billion, three hundred twenty-three million, eleven thousand, three hundred twenty".