311343303706 has 4 divisors (see below), whose sum is σ = 467014955562. Its totient is φ = 155671651852.

The previous prime is 311343303679. The next prime is 311343303731. The reversal of 311343303706 is 607303343113.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 607303343113 = 31 ⋅19590430423.

It can be written as a sum of positive squares in only one way, i.e., 310410551025 + 932752681 = 557145^2 + 30541^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77835825925 + ... + 77835825928.

Almost surely, 2^311343303706 is an apocalyptic number.

311343303706 is a deficient number, since it is larger than the sum of its proper divisors (155671651856).

311343303706 is a wasteful number, since it uses less digits than its factorization.

311343303706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155671651855.

The product of its (nonzero) digits is 40824, while the sum is 34.

Adding to 311343303706 its reverse (607303343113), we get a palindrome (918646646819).

The spelling of 311343303706 in words is "three hundred eleven billion, three hundred forty-three million, three hundred three thousand, seven hundred six".