312201310320244 has 12 divisors (see below), whose sum is σ = 565192027304100. Its totient is φ = 150717873947648.

The previous prime is 312201310320241. The next prime is 312201310320299. The reversal of 312201310320244 is 442023013102213.

It can be written as a sum of positive squares in 2 ways, for example, as 129527434144144 + 182673876176100 = 11381012^2 + 13515690^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312201310320241) 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, 1345695302989 + ... + 1345695303220.

It is an arithmetic number, because the mean of its divisors is an integer number (47099335608675).

Almost surely, 2^{312201310320244} is an apocalyptic number.

It is an amenable number.

312201310320244 is a deficient number, since it is larger than the sum of its proper divisors (252990716983856).

312201310320244 is a wasteful number, since it uses less digits than its factorization.

312201310320244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2691390606242 (or 2691390606240 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 312201310320244 its reverse (442023013102213), we get a palindrome (754224323422457).

The spelling of 312201310320244 in words is "three hundred twelve trillion, two hundred one billion, three hundred ten million, three hundred twenty thousand, two hundred forty-four".