1330203543420 has 48 divisors (see below), whose sum is σ = 3943662272928. Its totient is φ = 333855006720.

The previous prime is 1330203543407. The next prime is 1330203543421. The reversal of 1330203543420 is 243453020331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330203543421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 652059541 + ... + 652061580.

It is an arithmetic number, because the mean of its divisors is an integer number (82159630686).

Almost surely, 2^{1330203543420} is an apocalyptic number.

1330203543420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1330203543420 is an abundant number, since it is smaller than the sum of its proper divisors (2613458729508).

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

1330203543420 is a wasteful number, since it uses less digits than its factorization.

1330203543420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304121150 (or 1304121148 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 1330203543420 its reverse (243453020331), we get a palindrome (1573656563751).

The spelling of 1330203543420 in words is "one trillion, three hundred thirty billion, two hundred three million, five hundred forty-three thousand, four hundred twenty".