11321022120 has 32 divisors (see below), whose sum is σ = 33963066720. Its totient is φ = 3018939200.

The previous prime is 11321022101. The next prime is 11321022121. The reversal of 11321022120 is 2122012311.

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 11321022120.

It is not an unprimeable number, because it can be changed into a prime (11321022121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47170806 + ... + 47171045.

It is an arithmetic number, because the mean of its divisors is an integer number (1061345835).

Almost surely, 2^11321022120 is an apocalyptic number.

11321022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11321022120 is an abundant number, since it is smaller than the sum of its proper divisors (22642044600).

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

11321022120 is a wasteful number, since it uses less digits than its factorization.

11321022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94341865 (or 94341861 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11321022120 its reverse (2122012311), we get a palindrome (13443034431).

The spelling of 11321022120 in words is "eleven billion, three hundred twenty-one million, twenty-two thousand, one hundred twenty".