313310112243403 has 4 divisors (see below), whose sum is σ = 341792849720088. Its totient is φ = 284827374766720.

The previous prime is 313310112243383. The next prime is 313310112243461. The reversal of 313310112243403 is 304342211013313.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313310112243403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313310112243463) 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, 14241368738326 + ... + 14241368738347.

It is an arithmetic number, because the mean of its divisors is an integer number (85448212430022).

Almost surely, 2^{313310112243403} is an apocalyptic number.

313310112243403 is a deficient number, since it is larger than the sum of its proper divisors (28482737476685).

313310112243403 is a wasteful number, since it uses less digits than its factorization.

313310112243403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28482737476684.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 313310112243403 its reverse (304342211013313), we get a palindrome (617652323256716).

The spelling of 313310112243403 in words is "three hundred thirteen trillion, three hundred ten billion, one hundred twelve million, two hundred forty-three thousand, four hundred three".