1313200123303 has 4 divisors (see below), whose sum is σ = 1313696234800. Its totient is φ = 1312704011808.

The previous prime is 1313200123289. The next prime is 1313200123307. The reversal of 1313200123303 is 3033210023131.

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 1313200123303 - 2⁵ = 1313200123271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313200123307) 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, 248051778 + ... + 248057071.

It is an arithmetic number, because the mean of its divisors is an integer number (328424058700).

Almost surely, 2^{1313200123303} is an apocalyptic number.

1313200123303 is a deficient number, since it is larger than the sum of its proper divisors (496111497).

1313200123303 is an equidigital number, since it uses as much as digits as its factorization.

1313200123303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496111496.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1313200123303 its reverse (3033210023131), we get a palindrome (4346410146434).

The spelling of 1313200123303 in words is "one trillion, three hundred thirteen billion, two hundred million, one hundred twenty-three thousand, three hundred three".