143212233223313 has 4 divisors (see below), whose sum is σ = 143669780294628. Its totient is φ = 142754686152000.

The previous prime is 143212233223271. The next prime is 143212233223351. The reversal of 143212233223313 is 313322332212341.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50864111720464 + 92348121502849 = 7131908^2 + 9609793^2 .

It is a cyclic number.

It is not a de Polignac number, because 143212233223313 - 2¹⁴ = 143212233206929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (143212233223393) 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 3 ways as a sum of consecutive naturals, for example, 228773535188 + ... + 228773535813.

It is an arithmetic number, because the mean of its divisors is an integer number (35917445073657).

Almost surely, 2^{143212233223313} is an apocalyptic number.

It is an amenable number.

143212233223313 is a deficient number, since it is larger than the sum of its proper divisors (457547071315).

143212233223313 is an equidigital number, since it uses as much as digits as its factorization.

143212233223313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457547071314.

The product of its digits is 93312, while the sum is 35.

Adding to 143212233223313 its reverse (313322332212341), we get a palindrome (456534565435654).

The spelling of 143212233223313 in words is "one hundred forty-three trillion, two hundred twelve billion, two hundred thirty-three million, two hundred twenty-three thousand, three hundred thirteen".