11123321300000 has 576 divisors, whose sum is σ = 33758814797568. Its totient is φ = 3513024000000.

The previous prime is 11123321299921. The next prime is 11123321300027. The reversal of 11123321300000 is 312332111.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5851299050 + ... + 5851300950.

It is an arithmetic number, because the mean of its divisors is an integer number (58609053468).

Almost surely, 2^{11123321300000} is an apocalyptic number.

11123321300000 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 11123321300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16879407398784).

11123321300000 is an abundant number, since it is smaller than the sum of its proper divisors (22635493497568).

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

11123321300000 is an equidigital number, since it uses as much as digits as its factorization.

11123321300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599 (or 2571 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11123321300000 its reverse (312332111), we get a palindrome (11123633632111).

The spelling of 11123321300000 in words is "eleven trillion, one hundred twenty-three billion, three hundred twenty-one million, three hundred thousand".