343122242221343 has 4 divisors (see below), whose sum is σ = 369516260853768. Its totient is φ = 316728223588920.

The previous prime is 343122242221271. The next prime is 343122242221399.

343122242221343 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 343122242221343 - 2¹⁸ = 343122241959199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343122242221297 and 343122242221306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343122242221643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13197009316193 + ... + 13197009316218.

It is an arithmetic number, because the mean of its divisors is an integer number (92379065213442).

Almost surely, 2^{343122242221343} is an apocalyptic number.

343122242221343 is a deficient number, since it is larger than the sum of its proper divisors (26394018632425).

343122242221343 is a wasteful number, since it uses less digits than its factorization.

343122242221343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26394018632424.

The product of its digits is 331776, while the sum is 38.

The spelling of 343122242221343 in words is "three hundred forty-three trillion, one hundred twenty-two billion, two hundred forty-two million, two hundred twenty-one thousand, three hundred forty-three".