11321130120 has 64 divisors (see below), whose sum is σ = 33979176000. Its totient is φ = 3017564928.

The previous prime is 11321130103. The next prime is 11321130131. The reversal of 11321130120 is 2103112311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11321130120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251491 + ... + 293069.

It is an arithmetic number, because the mean of its divisors is an integer number (530924625).

Almost surely, 2^11321130120 is an apocalyptic number.

11321130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321130120 is an abundant number, since it is smaller than the sum of its proper divisors (22658045880).

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

11321130120 is a wasteful number, since it uses less digits than its factorization.

11321130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43862 (or 43858 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11321130120 its reverse (2103112311), we get a palindrome (13424242431).

The spelling of 11321130120 in words is "eleven billion, three hundred twenty-one million, one hundred thirty thousand, one hundred twenty".