1330203530128 has 160 divisors (see below), whose sum is σ = 3034733443200. Its totient is φ = 558428774400.

The previous prime is 1330203530119. The next prime is 1330203530129. The reversal of 1330203530128 is 8210353020331.

It is a self number, because there is not a number n which added to its sum of digits gives 1330203530128.

It is not an unprimeable number, because it can be changed into a prime (1330203530129) 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, 23021338 + ... + 23079046.

It is an arithmetic number, because the mean of its divisors is an integer number (18967084020).

Almost surely, 2^{1330203530128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1330203530128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517366721600).

1330203530128 is an abundant number, since it is smaller than the sum of its proper divisors (1704529913072).

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

1330203530128 is a wasteful number, since it uses less digits than its factorization.

1330203530128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57921 (or 57915 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1330203530128 its reverse (8210353020331), we get a palindrome (9540556550459).

The spelling of 1330203530128 in words is "one trillion, three hundred thirty billion, two hundred three million, five hundred thirty thousand, one hundred twenty-eight".