1320321030000 has 200 divisors, whose sum is σ = 4871054863488. Its totient is φ = 301787616000.

The previous prime is 1320321029999. The next prime is 1320321030011. The reversal of 1320321030000 is 301230231.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2933622 + ... + 3353621.

Almost surely, 2^{1320321030000} is an apocalyptic number.

1320321030000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320321030000 is an abundant number, since it is smaller than the sum of its proper divisors (3550733833488).

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

1320321030000 is an equidigital number, since it uses as much as digits as its factorization.

1320321030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287281 (or 6287260 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1320321030000 its reverse (301230231), we get a palindrome (1320622260231).

The spelling of 1320321030000 in words is "one trillion, three hundred twenty billion, three hundred twenty-one million, thirty thousand".