311143334332 has 12 divisors (see below), whose sum is σ = 544512807720. Its totient is φ = 155568246416.

The previous prime is 311143334329. The next prime is 311143334351. The reversal of 311143334332 is 233433341113.

It is a junction number, because it is equal to n+sod(n) for n = 311143334294 and 311143334303.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 644782 + ... + 1018837.

It is an arithmetic number, because the mean of its divisors is an integer number (45376067310).

Almost surely, 2^311143334332 is an apocalyptic number.

It is an amenable number.

311143334332 is a deficient number, since it is larger than the sum of its proper divisors (233369473388).

311143334332 is a wasteful number, since it uses less digits than its factorization.

311143334332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710380 (or 1710378 counting only the distinct ones).

The product of its digits is 23328, while the sum is 31.

Adding to 311143334332 its reverse (233433341113), we get a palindrome (544576675445).

The spelling of 311143334332 in words is "three hundred eleven billion, one hundred forty-three million, three hundred thirty-four thousand, three hundred thirty-two".