1330220303232 has 128 divisors (see below), whose sum is σ = 3563365724160. Its totient is φ = 439650312192.

The previous prime is 1330220303207. The next prime is 1330220303311. The reversal of 1330220303232 is 2323030220331.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91335183 + ... + 91349745.

It is an arithmetic number, because the mean of its divisors is an integer number (27838794720).

Almost surely, 2^{1330220303232} is an apocalyptic number.

1330220303232 is a gapful number since it is divisible by the number (12) 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 1330220303232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1781682862080).

1330220303232 is an abundant number, since it is smaller than the sum of its proper divisors (2233145420928).

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

1330220303232 is a wasteful number, since it uses less digits than its factorization.

1330220303232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16580 (or 16568 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 1330220303232 its reverse (2323030220331), we get a palindrome (3653250523563).

The spelling of 1330220303232 in words is "one trillion, three hundred thirty billion, two hundred twenty million, three hundred three thousand, two hundred thirty-two".