343140601441421 has 8 divisors (see below), whose sum is σ = 392348413892160. Its totient is φ = 293979720623328.

The previous prime is 343140601441277. The next prime is 343140601441439. The reversal of 343140601441421 is 124144106041343.

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

It is a cyclic number.

It is not a de Polignac number, because 343140601441421 - 2¹⁰ = 343140601440397 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 (343140601441721) 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, 11732892491 + ... + 11732921736.

It is an arithmetic number, because the mean of its divisors is an integer number (49043551736520).

Almost surely, 2^{343140601441421} is an apocalyptic number.

It is an amenable number.

343140601441421 is a deficient number, since it is larger than the sum of its proper divisors (49207812450739).

343140601441421 is a wasteful number, since it uses less digits than its factorization.

343140601441421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23465816323.

The product of its (nonzero) digits is 110592, while the sum is 38.

Adding to 343140601441421 its reverse (124144106041343), we get a palindrome (467284707482764).

The spelling of 343140601441421 in words is "three hundred forty-three trillion, one hundred forty billion, six hundred one million, four hundred forty-one thousand, four hundred twenty-one".