312134020244242 has 16 divisors (see below), whose sum is σ = 537803068968000. Its totient is φ = 133092678681648.

The previous prime is 312134020244239. The next prime is 312134020244251. The reversal of 312134020244242 is 242442020431213.

It is a junction number, because it is equal to n+sod(n) for n = 312134020244198 and 312134020244207.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 56587020492 + ... + 56587026007.

It is an arithmetic number, because the mean of its divisors is an integer number (33612691810500).

Almost surely, 2^{312134020244242} is an apocalyptic number.

312134020244242 is a deficient number, since it is larger than the sum of its proper divisors (225669048723758).

312134020244242 is a wasteful number, since it uses less digits than its factorization.

312134020244242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113174046705.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 312134020244242 its reverse (242442020431213), we get a palindrome (554576040675455).

The spelling of 312134020244242 in words is "three hundred twelve trillion, one hundred thirty-four billion, twenty million, two hundred forty-four thousand, two hundred forty-two".