11001103320000 has 560 divisors, whose sum is σ = 38006071564032. Its totient is φ = 2802201600000.

The previous prime is 11001103319923. The next prime is 11001103320061. The reversal of 11001103320000 is 2330110011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2365317675 + ... + 2365322325.

Almost surely, 2^{11001103320000} is an apocalyptic number.

11001103320000 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 11001103320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19003035782016).

11001103320000 is an abundant number, since it is smaller than the sum of its proper divisors (27004968244032).

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

11001103320000 is an equidigital number, since it uses as much as digits as its factorization.

11001103320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566 (or 5541 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11001103320000 its reverse (2330110011), we get a palindrome (11003433430011).

The spelling of 11001103320000 in words is "eleven trillion, one billion, one hundred three million, three hundred twenty thousand".