331143122232143 has 8 divisors (see below), whose sum is σ = 356659767608928. Its totient is φ = 305632776500064.

The previous prime is 331143122232121. The next prime is 331143122232173. The reversal of 331143122232143 is 341232221341133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331143122232143 - 2²⁸ = 331142853796687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331143122232113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1574801996 + ... + 1575012257.

It is an arithmetic number, because the mean of its divisors is an integer number (44582470951116).

Almost surely, 2^{331143122232143} is an apocalyptic number.

331143122232143 is a deficient number, since it is larger than the sum of its proper divisors (25516645376785).

331143122232143 is a wasteful number, since it uses less digits than its factorization.

331143122232143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149822353.

The product of its digits is 62208, while the sum is 35.

Adding to 331143122232143 its reverse (341232221341133), we get a palindrome (672375343573276).

The spelling of 331143122232143 in words is "three hundred thirty-one trillion, one hundred forty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, one hundred forty-three".