1320432503000 has 64 divisors (see below), whose sum is σ = 3327489940320. Its totient is φ = 487544304000.

The previous prime is 1320432502997. The next prime is 1320432503041. The reversal of 1320432503000 is 3052340231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50772866 + ... + 50798865.

Almost surely, 2^{1320432503000} is an apocalyptic number.

1320432503000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320432503000 is an abundant number, since it is smaller than the sum of its proper divisors (2007057437320).

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

1320432503000 is a wasteful number, since it uses less digits than its factorization.

1320432503000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101571765 (or 101571751 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 1320432503000 its reverse (3052340231), we get a palindrome (1323484843231).

The spelling of 1320432503000 in words is "one trillion, three hundred twenty billion, four hundred thirty-two million, five hundred three thousand".