11331233320 has 32 divisors (see below), whose sum is σ = 27813028320. Its totient is φ = 4120448320.

The previous prime is 11331233311. The next prime is 11331233323. The reversal of 11331233320 is 2333213311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 11331233291 and 11331233300.

It is not an unprimeable number, because it can be changed into a prime (11331233323) 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, 12875962 + ... + 12876841.

It is an arithmetic number, because the mean of its divisors is an integer number (869157135).

Almost surely, 2^11331233320 is an apocalyptic number.

11331233320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331233320 is an abundant number, since it is smaller than the sum of its proper divisors (16481795000).

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

11331233320 is a wasteful number, since it uses less digits than its factorization.

11331233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25752825 (or 25752821 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 11331233320 its reverse (2333213311), we get a palindrome (13664446631).

The spelling of 11331233320 in words is "eleven billion, three hundred thirty-one million, two hundred thirty-three thousand, three hundred twenty".