313022343442 has 16 divisors (see below), whose sum is σ = 501552725112. Its totient is φ = 146001049600.

The previous prime is 313022343433. The next prime is 313022343449. The reversal of 313022343442 is 244343220313.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 280326832681 + 32695510761 = 529459^2 + 180819^2 .

It is not an unprimeable number, because it can be changed into a prime (313022343449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 40733059 + ... + 40740742.

Almost surely, 2^313022343442 is an apocalyptic number.

313022343442 is a deficient number, since it is larger than the sum of its proper divisors (188530381670).

313022343442 is a wasteful number, since it uses less digits than its factorization.

313022343442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81473933.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 313022343442 its reverse (244343220313), we get a palindrome (557365563755).

The spelling of 313022343442 in words is "three hundred thirteen billion, twenty-two million, three hundred forty-three thousand, four hundred forty-two".