1320031113023 has 8 divisors (see below), whose sum is σ = 1511865320448. Its totient is φ = 1129011489144.

The previous prime is 1320031113013. The next prime is 1320031113029. The reversal of 1320031113023 is 3203111300231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320031113023 - 2²⁸ = 1319762677567 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1320031112986 and 1320031113004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320031113029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203642411 + ... + 203648892.

It is an arithmetic number, because the mean of its divisors is an integer number (188983165056).

Almost surely, 2^{1320031113023} is an apocalyptic number.

1320031113023 is a deficient number, since it is larger than the sum of its proper divisors (191834207425).

1320031113023 is an equidigital number, since it uses as much as digits as its factorization.

1320031113023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407291773.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1320031113023 its reverse (3203111300231), we get a palindrome (4523142413254).

The spelling of 1320031113023 in words is "one trillion, three hundred twenty billion, thirty-one million, one hundred thirteen thousand, twenty-three".