143322331313 has 12 divisors (see below), whose sum is σ = 167141872692. Its totient is φ = 122538255840.

The previous prime is 143322331303. The next prime is 143322331319. The reversal of 143322331313 is 313133223341.

143322331313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 117030357409 + 26291973904 = 342097^2 + 162148^2 .

It is not a de Polignac number, because 143322331313 - 2⁶ = 143322331249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143322331319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3664358 + ... + 3703263.

It is an arithmetic number, because the mean of its divisors is an integer number (13928489391).

Almost surely, 2^143322331313 is an apocalyptic number.

It is an amenable number.

143322331313 is a deficient number, since it is larger than the sum of its proper divisors (23819541379).

143322331313 is an equidigital number, since it uses as much as digits as its factorization.

143322331313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7368032 (or 7368025 counting only the distinct ones).

The product of its digits is 11664, while the sum is 29.

Adding to 143322331313 its reverse (313133223341), we get a palindrome (456455554654).

The spelling of 143322331313 in words is "one hundred forty-three billion, three hundred twenty-two million, three hundred thirty-one thousand, three hundred thirteen".