311422241344 has 28 divisors (see below), whose sum is σ = 619237184688. Its totient is φ = 155393974400.

The previous prime is 311422241309. The next prime is 311422241363. The reversal of 311422241344 is 443142224113.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4923742 + ... + 4986589.

Almost surely, 2^311422241344 is an apocalyptic number.

It is an amenable number.

311422241344 is a deficient number, since it is larger than the sum of its proper divisors (307814943344).

311422241344 is an equidigital number, since it uses as much as digits as its factorization.

311422241344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9910834 (or 9910824 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

Adding to 311422241344 its reverse (443142224113), we get a palindrome (754564465457).

The spelling of 311422241344 in words is "three hundred eleven billion, four hundred twenty-two million, two hundred forty-one thousand, three hundred forty-four".