11443324420 has 48 divisors (see below), whose sum is σ = 26250448896. Its totient is φ = 4155680000.

The previous prime is 11443324381. The next prime is 11443324423. The reversal of 11443324420 is 2442334411.

It is not an unprimeable number, because it can be changed into a prime (11443324423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133245 + ... + 201595.

It is an arithmetic number, because the mean of its divisors is an integer number (546884352).

Almost surely, 2^11443324420 is an apocalyptic number.

11443324420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443324420 is an abundant number, since it is smaller than the sum of its proper divisors (14807124476).

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

11443324420 is a wasteful number, since it uses less digits than its factorization.

11443324420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69132 (or 69130 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11443324420 its reverse (2442334411), we get a palindrome (13885658831).

Subtracting from 11443324420 its reverse (2442334411), we obtain a palindrome (9000990009).

The spelling of 11443324420 in words is "eleven billion, four hundred forty-three million, three hundred twenty-four thousand, four hundred twenty".