11443344120 has 128 divisors (see below), whose sum is σ = 41078721600. Its totient is φ = 2816819712.

The previous prime is 11443344119. The next prime is 11443344161. The reversal of 11443344120 is 2144334411.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 393487 + ... + 421566.

Almost surely, 2^11443344120 is an apocalyptic number.

11443344120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443344120 is an abundant number, since it is smaller than the sum of its proper divisors (29635377480).

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

11443344120 is a wasteful number, since it uses less digits than its factorization.

11443344120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815086 (or 815076 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11443344120 its reverse (2144334411), we get a palindrome (13587678531).

The spelling of 11443344120 in words is "eleven billion, four hundred forty-three million, three hundred forty-four thousand, one hundred twenty".