311112241443344 has 40 divisors (see below), whose sum is σ = 657579209314368. Its totient is φ = 141414426679680.

The previous prime is 311112241443343. The next prime is 311112241443349. The reversal of 311112241443344 is 443344142211113.

It is a junction number, because it is equal to n+sod(n) for n = 311112241443298 and 311112241443307.

It is not an unprimeable number, because it can be changed into a prime (311112241443343) 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 7 ways as a sum of consecutive naturals, for example, 158566694 + ... + 160516730.

Almost surely, 2^{311112241443344} is an apocalyptic number.

It is an amenable number.

311112241443344 is an abundant number, since it is smaller than the sum of its proper divisors (346466967871024).

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

311112241443344 is a wasteful number, since it uses less digits than its factorization.

311112241443344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2856543 (or 2856537 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

Adding to 311112241443344 its reverse (443344142211113), we get a palindrome (754456383654457).

The spelling of 311112241443344 in words is "three hundred eleven trillion, one hundred twelve billion, two hundred forty-one million, four hundred forty-three thousand, three hundred forty-four".