11331023102220 has 96 divisors (see below), whose sum is σ = 32159951953920. Its totient is φ = 2980434712320.

The previous prime is 11331023102159. The next prime is 11331023102227. The reversal of 11331023102220 is 2220132013311.

It is not an unprimeable number, because it can be changed into a prime (11331023102227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3668869 + ... + 6010211.

It is an arithmetic number, because the mean of its divisors is an integer number (334999499520).

Almost surely, 2^{11331023102220} is an apocalyptic number.

11331023102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11331023102220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16079975976960).

11331023102220 is an abundant number, since it is smaller than the sum of its proper divisors (20828928851700).

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

11331023102220 is a wasteful number, since it uses less digits than its factorization.

11331023102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342455 (or 2342453 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11331023102220 its reverse (2220132013311), we get a palindrome (13551155115531).

The spelling of 11331023102220 in words is "eleven trillion, three hundred thirty-one billion, twenty-three million, one hundred two thousand, two hundred twenty".