343411404041321 has 48 divisors (see below), whose sum is σ = 450217735228800. Its totient is φ = 256079520238080.

The previous prime is 343411404041317. The next prime is 343411404041353. The reversal of 343411404041321 is 123140404114343.

It is not a de Polignac number, because 343411404041321 - 2² = 343411404041317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343411404041021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59086511 + ... + 64637748.

It is an arithmetic number, because the mean of its divisors is an integer number (9379536150600).

Almost surely, 2^{343411404041321} is an apocalyptic number.

It is an amenable number.

343411404041321 is a deficient number, since it is larger than the sum of its proper divisors (106806331187479).

343411404041321 is a wasteful number, since it uses less digits than its factorization.

343411404041321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123724430 (or 123724419 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 343411404041321 its reverse (123140404114343), we get a palindrome (466551808155664).

The spelling of 343411404041321 in words is "three hundred forty-three trillion, four hundred eleven billion, four hundred four million, forty-one thousand, three hundred twenty-one".