312343033121244 has 48 divisors (see below), whose sum is σ = 809784197908000. Its totient is φ = 104113577587968.

The previous prime is 312343033121191. The next prime is 312343033121257. The reversal of 312343033121244 is 442121330343213.

312343033121244 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 430 + 3 + 3 + 1 + 212 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 312343033121199 and 312343033121208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4177482 + ... + 25340430.

Almost surely, 2^{312343033121244} is an apocalyptic number.

It is an amenable number.

312343033121244 is an abundant number, since it is smaller than the sum of its proper divisors (497441164786756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312343033121244 is a wasteful number, since it uses less digits than its factorization.

312343033121244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21299619 (or 21299611 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 312343033121244 its reverse (442121330343213), we get a palindrome (754464363464457).

The spelling of 312343033121244 in words is "three hundred twelve trillion, three hundred forty-three billion, thirty-three million, one hundred twenty-one thousand, two hundred forty-four".