343220312310423 has 16 divisors (see below), whose sum is σ = 462355783680000. Its totient is φ = 226449302420736.

The previous prime is 343220312310401. The next prime is 343220312310439. The reversal of 343220312310423 is 324013213022343.

It is not a de Polignac number, because 343220312310423 - 2⁵ = 343220312310391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343220312311423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1509015 + ... + 26243432.

It is an arithmetic number, because the mean of its divisors is an integer number (28897236480000).

Almost surely, 2^{343220312310423} is an apocalyptic number.

343220312310423 is a deficient number, since it is larger than the sum of its proper divisors (119135471369577).

343220312310423 is a wasteful number, since it uses less digits than its factorization.

343220312310423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27795046.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 343220312310423 its reverse (324013213022343), we get a palindrome (667233525332766).

The spelling of 343220312310423 in words is "three hundred forty-three trillion, two hundred twenty billion, three hundred twelve million, three hundred ten thousand, four hundred twenty-three".