312404042020334 has 16 divisors (see below), whose sum is σ = 516268065844656. Its totient is φ = 140595878496000.

The previous prime is 312404042020331. The next prime is 312404042020429. The reversal of 312404042020334 is 433020240404213.

It is a super-2 number, since 2×312404042020334² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312404042020334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312404042020331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70297937027 + ... + 70297941470.

It is an arithmetic number, because the mean of its divisors is an integer number (32266754115291).

Almost surely, 2^{312404042020334} is an apocalyptic number.

312404042020334 is a deficient number, since it is larger than the sum of its proper divisors (203864023824322).

312404042020334 is a wasteful number, since it uses less digits than its factorization.

312404042020334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140595878611.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 312404042020334 its reverse (433020240404213), we get a palindrome (745424282424547).

The spelling of 312404042020334 in words is "three hundred twelve trillion, four hundred four billion, forty-two million, twenty thousand, three hundred thirty-four".