11440412120 has 32 divisors (see below), whose sum is σ = 25745724720. Its totient is φ = 4575312000.

The previous prime is 11440412117. The next prime is 11440412131. The reversal of 11440412120 is 2121404411.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11440412092 and 11440412101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218495 + ... + 265745.

Almost surely, 2^11440412120 is an apocalyptic number.

11440412120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11440412120 is an abundant number, since it is smaller than the sum of its proper divisors (14305312600).

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

11440412120 is a wasteful number, since it uses less digits than its factorization.

11440412120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53315 (or 53311 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11440412120 its reverse (2121404411), we get a palindrome (13561816531).

The spelling of 11440412120 in words is "eleven billion, four hundred forty million, four hundred twelve thousand, one hundred twenty".