311242341303 has 12 divisors (see below), whose sum is σ = 449658184248. Its totient is φ = 207455241840.

The previous prime is 311242341299. The next prime is 311242341349. The reversal of 311242341303 is 303143242113.

It is a happy number.

311242341303 is a `hidden beast` number, since 3 + 1 + 1 + 242 + 3 + 413 + 0 + 3 = 666.

It is not a de Polignac number, because 311242341303 - 2² = 311242341299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311242341503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3254613 + ... + 3348878.

It is an arithmetic number, because the mean of its divisors is an integer number (37471515354).

Almost surely, 2^311242341303 is an apocalyptic number.

311242341303 is a deficient number, since it is larger than the sum of its proper divisors (138415842945).

311242341303 is a wasteful number, since it uses less digits than its factorization.

311242341303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6608734 (or 6608731 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 311242341303 its reverse (303143242113), we get a palindrome (614385583416).

The spelling of 311242341303 in words is "three hundred eleven billion, two hundred forty-two million, three hundred forty-one thousand, three hundred three".