312203004334013 has 4 divisors (see below), whose sum is σ = 336218620052028. Its totient is φ = 288187388616000.

The previous prime is 312203004334007. The next prime is 312203004334019. The reversal of 312203004334013 is 310433400302213.

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

It is an interprime number because it is at equal distance from previous prime (312203004334007) and next prime (312203004334019).

It can be written as a sum of positive squares in 2 ways, for example, as 114106021289764 + 198096983044249 = 10682042^2 + 14074693^2 .

It is a cyclic number.

It is not a de Polignac number, because 312203004334013 - 2⁸ = 312203004333757 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 (312203004334019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12007807858988 + ... + 12007807859013.

It is an arithmetic number, because the mean of its divisors is an integer number (84054655013007).

Almost surely, 2^{312203004334013} is an apocalyptic number.

It is an amenable number.

312203004334013 is a deficient number, since it is larger than the sum of its proper divisors (24015615718015).

312203004334013 is a wasteful number, since it uses less digits than its factorization.

312203004334013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24015615718014.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 312203004334013 its reverse (310433400302213), we get a palindrome (622636404636226).

The spelling of 312203004334013 in words is "three hundred twelve trillion, two hundred three billion, four million, three hundred thirty-four thousand, thirteen".