312043344440201 has 4 divisors (see below), whose sum is σ = 340410921207504. Its totient is φ = 283675767672900.

The previous prime is 312043344440161. The next prime is 312043344440203. The reversal of 312043344440201 is 102044443340213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312043344440201 - 2¹⁸ = 312043344178057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312043344440203) 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, 14183788383635 + ... + 14183788383656.

It is an arithmetic number, because the mean of its divisors is an integer number (85102730301876).

Almost surely, 2^{312043344440201} is an apocalyptic number.

It is an amenable number.

312043344440201 is a deficient number, since it is larger than the sum of its proper divisors (28367576767303).

312043344440201 is a wasteful number, since it uses less digits than its factorization.

312043344440201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28367576767302.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 312043344440201 its reverse (102044443340213), we get a palindrome (414087787780414).

The spelling of 312043344440201 in words is "three hundred twelve trillion, forty-three billion, three hundred forty-four million, four hundred forty thousand, two hundred one".