1320231013003 has 4 divisors (see below), whose sum is σ = 1508835443440. Its totient is φ = 1131626582568.

The previous prime is 1320231012943. The next prime is 1320231013007. The reversal of 1320231013003 is 3003101320231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1320231013003 - 2⁹ = 1320231012491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320231013007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94302215208 + ... + 94302215221.

It is an arithmetic number, because the mean of its divisors is an integer number (377208860860).

Almost surely, 2^{1320231013003} is an apocalyptic number.

1320231013003 is a deficient number, since it is larger than the sum of its proper divisors (188604430437).

1320231013003 is an equidigital number, since it uses as much as digits as its factorization.

1320231013003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188604430436.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1320231013003 its reverse (3003101320231), we get a palindrome (4323332333234).

The spelling of 1320231013003 in words is "one trillion, three hundred twenty billion, two hundred thirty-one million, thirteen thousand, three".