13003233220000 has 120 divisors (see below), whose sum is σ = 32152299248916. Its totient is φ = 5174889216000.

The previous prime is 13003233219983. The next prime is 13003233220051. The reversal of 13003233220000 is 2233230031.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 711505746064 + 12291727473936 = 843508^2 + 3505956^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13003233220000.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2289844 + ... + 5590156.

Almost surely, 2^{13003233220000} is an apocalyptic number.

13003233220000 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 13003233220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16076149624458).

13003233220000 is an abundant number, since it is smaller than the sum of its proper divisors (19149066028916).

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

13003233220000 is an equidigital number, since it uses as much as digits as its factorization.

13003233220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300540 (or 3300517 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13003233220000 its reverse (2233230031), we get a palindrome (13005466450031).

The spelling of 13003233220000 in words is "thirteen trillion, three billion, two hundred thirty-three million, two hundred twenty thousand".