11320230544 has 60 divisors (see below), whose sum is σ = 25692934912. Its totient is φ = 4733118720.

The previous prime is 11320230541. The next prime is 11320230547. The reversal of 11320230544 is 44503202311.

It is an interprime number because it is at equal distance from previous prime (11320230541) and next prime (11320230547).

It is not an unprimeable number, because it can be changed into a prime (11320230541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158209 + ... + 218335.

Almost surely, 2^11320230544 is an apocalyptic number.

11320230544 is a gapful number since it is divisible by the number (14) 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 11320230544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12846467456).

11320230544 is an abundant number, since it is smaller than the sum of its proper divisors (14372704368).

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

11320230544 is an equidigital number, since it uses as much as digits as its factorization.

11320230544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60224 (or 60177 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 11320230544 its reverse (44503202311), we get a palindrome (55823432855).

The spelling of 11320230544 in words is "eleven billion, three hundred twenty million, two hundred thirty thousand, five hundred forty-four".