11144324020 has 12 divisors (see below), whose sum is σ = 23403080484. Its totient is φ = 4457729600.

The previous prime is 11144324003. The next prime is 11144324053. The reversal of 11144324020 is 2042344111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6781193104 + 4363130916 = 82348^2 + 66054^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11144323982 and 11144324000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278608081 + ... + 278608120.

It is an arithmetic number, because the mean of its divisors is an integer number (1950256707).

Almost surely, 2^11144324020 is an apocalyptic number.

11144324020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11144324020 is an abundant number, since it is smaller than the sum of its proper divisors (12258756464).

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

11144324020 is a wasteful number, since it uses less digits than its factorization.

11144324020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557216210 (or 557216208 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11144324020 its reverse (2042344111), we get a palindrome (13186668131).

The spelling of 11144324020 in words is "eleven billion, one hundred forty-four million, three hundred twenty-four thousand, twenty".