11331023320 has 32 divisors (see below), whose sum is σ = 25501132800. Its totient is φ = 4531283968.

The previous prime is 11331023309. The next prime is 11331023351. The reversal of 11331023320 is 2332013311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138537 + ... + 204583.

It is an arithmetic number, because the mean of its divisors is an integer number (796910400).

Almost surely, 2^11331023320 is an apocalyptic number.

11331023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331023320 is an abundant number, since it is smaller than the sum of its proper divisors (14170109480).

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

11331023320 is a wasteful number, since it uses less digits than its factorization.

11331023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70347 (or 70343 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11331023320 its reverse (2332013311), we get a palindrome (13663036631).

The spelling of 11331023320 in words is "eleven billion, three hundred thirty-one million, twenty-three thousand, three hundred twenty".