11144440330 has 48 divisors (see below), whose sum is σ = 20697318936. Its totient is φ = 4320368640.

The previous prime is 11144440319. The next prime is 11144440357. The reversal of 11144440330 is 3304444111.

It can be written as a sum of positive squares in 12 ways, for example, as 4034409289 + 7110031041 = 63517^2 + 84321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11144440295 and 11144440304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3845442 + ... + 3848338.

Almost surely, 2^11144440330 is an apocalyptic number.

11144440330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11144440330 is a deficient number, since it is larger than the sum of its proper divisors (9552878606).

11144440330 is a wasteful number, since it uses less digits than its factorization.

11144440330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3259 (or 3222 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11144440330 its reverse (3304444111), we get a palindrome (14448884441).

It can be divided in two parts, 1114 and 4440330, that added together give a palindrome (4441444).

The spelling of 11144440330 in words is "eleven billion, one hundred forty-four million, four hundred forty thousand, three hundred thirty".