321441140143343 has 8 divisors (see below), whose sum is σ = 350663658903936. Its totient is φ = 292218720871000.

The previous prime is 321441140143271. The next prime is 321441140143381. The reversal of 321441140143343 is 343341041144123.

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

It is not a de Polignac number, because 321441140143343 - 2¹² = 321441140139247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321441140143297 and 321441140143306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321441140143393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18034721 + ... + 31114842.

It is an arithmetic number, because the mean of its divisors is an integer number (43832957362992).

Almost surely, 2^{321441140143343} is an apocalyptic number.

321441140143343 is a deficient number, since it is larger than the sum of its proper divisors (29222518760593).

321441140143343 is a wasteful number, since it uses less digits than its factorization.

321441140143343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49744125.

The product of its (nonzero) digits is 165888, while the sum is 38.

Adding to 321441140143343 its reverse (343341041144123), we get a palindrome (664782181287466).

The spelling of 321441140143343 in words is "three hundred twenty-one trillion, four hundred forty-one billion, one hundred forty million, one hundred forty-three thousand, three hundred forty-three".