313303221103 has 4 divisors (see below), whose sum is σ = 320589342568. Its totient is φ = 306017099640.

The previous prime is 313303221083. The next prime is 313303221149. The reversal of 313303221103 is 301122303313.

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 313303221103 - 2²¹ = 313301123951 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 (313303222103) 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, 3643060668 + ... + 3643060753.

It is an arithmetic number, because the mean of its divisors is an integer number (80147335642).

Almost surely, 2^313303221103 is an apocalyptic number.

313303221103 is a deficient number, since it is larger than the sum of its proper divisors (7286121465).

313303221103 is an equidigital number, since it uses as much as digits as its factorization.

313303221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7286121464.

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

Adding to 313303221103 its reverse (301122303313), we get a palindrome (614425524416).

The spelling of 313303221103 in words is "three hundred thirteen billion, three hundred three million, two hundred twenty-one thousand, one hundred three".