11320331020 has 12 divisors (see below), whose sum is σ = 23772695184. Its totient is φ = 4528132400.

The previous prime is 11320330999. The next prime is 11320331021. The reversal of 11320331020 is 2013302311.

It is a junction number, because it is equal to n+sod(n) for n = 11320330985 and 11320331003.

It is not an unprimeable number, because it can be changed into a prime (11320331021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283008256 + ... + 283008295.

It is an arithmetic number, because the mean of its divisors is an integer number (1981057932).

Almost surely, 2^11320331020 is an apocalyptic number.

11320331020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11320331020 is an abundant number, since it is smaller than the sum of its proper divisors (12452364164).

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

11320331020 is a wasteful number, since it uses less digits than its factorization.

11320331020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566016560 (or 566016558 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11320331020 its reverse (2013302311), we get a palindrome (13333633331).

The spelling of 11320331020 in words is "eleven billion, three hundred twenty million, three hundred thirty-one thousand, twenty".