1320131223303 has 4 divisors (see below), whose sum is σ = 1760174964408. Its totient is φ = 880087482200.

The previous prime is 1320131223259. The next prime is 1320131223349. The reversal of 1320131223303 is 3033221310231.

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 1320131223303 - 2²⁵ = 1320097668871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320131222303) 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, 220021870548 + ... + 220021870553.

It is an arithmetic number, because the mean of its divisors is an integer number (440043741102).

Almost surely, 2^{1320131223303} is an apocalyptic number.

1320131223303 is a deficient number, since it is larger than the sum of its proper divisors (440043741105).

1320131223303 is an equidigital number, since it uses as much as digits as its factorization.

1320131223303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440043741104.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1320131223303 its reverse (3033221310231), we get a palindrome (4353352533534).

The spelling of 1320131223303 in words is "one trillion, three hundred twenty billion, one hundred thirty-one million, two hundred twenty-three thousand, three hundred three".