10311112313103 has 8 divisors (see below), whose sum is σ = 15712171143808. Its totient is φ = 5892064178904.

The previous prime is 10311112313011. The next prime is 10311112313111. The reversal of 10311112313103 is 30131321111301.

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

It is not a de Polignac number, because 10311112313103 - 2¹⁰ = 10311112312079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 491005348243 = 10311112313103 / (1 + 0 + 3 + 1 + 1 + 1 + 1 + 2 + 3 + 1 + 3 + 1 + 0 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10311112313103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10311112313153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245502674101 + ... + 245502674142.

It is an arithmetic number, because the mean of its divisors is an integer number (1964021392976).

Almost surely, 2^{10311112313103} is an apocalyptic number.

10311112313103 is a deficient number, since it is larger than the sum of its proper divisors (5401058830705).

10311112313103 is an equidigital number, since it uses as much as digits as its factorization.

10311112313103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491005348253.

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 10311112313103 its reverse (30131321111301), we get a palindrome (40442433424404).

The spelling of 10311112313103 in words is "ten trillion, three hundred eleven billion, one hundred twelve million, three hundred thirteen thousand, one hundred three".