3112313131003 has 4 divisors (see below), whose sum is σ = 3165064201080. Its totient is φ = 3059562060928.

The previous prime is 3112313130961. The next prime is 3112313131097. The reversal of 3112313131003 is 3001313132113.

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 3112313131003 - 2¹³ = 3112313122811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112313131303) 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 3 ways as a sum of consecutive naturals, for example, 26375534950 + ... + 26375535067.

It is an arithmetic number, because the mean of its divisors is an integer number (791266050270).

Almost surely, 2^{3112313131003} is an apocalyptic number.

3112313131003 is a deficient number, since it is larger than the sum of its proper divisors (52751070077).

3112313131003 is an equidigital number, since it uses as much as digits as its factorization.

3112313131003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52751070076.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 3112313131003 its reverse (3001313132113), we get a palindrome (6113626263116).

The spelling of 3112313131003 in words is "three trillion, one hundred twelve billion, three hundred thirteen million, one hundred thirty-one thousand, three".