312212344224403 has 16 divisors (see below), whose sum is σ = 363335976760320. Its totient is φ = 262763445038976.

The previous prime is 312212344224377. The next prime is 312212344224409. The reversal of 312212344224403 is 304422443212213.

It is not a de Polignac number, because 312212344224403 - 2⁵ = 312212344224371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312212344224409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1844335323 + ... + 1844504596.

It is an arithmetic number, because the mean of its divisors is an integer number (22708498547520).

Almost surely, 2^{312212344224403} is an apocalyptic number.

312212344224403 is a deficient number, since it is larger than the sum of its proper divisors (51123632535917).

312212344224403 is a wasteful number, since it uses less digits than its factorization.

312212344224403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3688840146.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 312212344224403 its reverse (304422443212213), we get a palindrome (616634787436616).

The spelling of 312212344224403 in words is "three hundred twelve trillion, two hundred twelve billion, three hundred forty-four million, two hundred twenty-four thousand, four hundred three".