105340722343 has 4 divisors (see below), whose sum is σ = 111537235440. Its totient is φ = 99144209248.

The previous prime is 105340722323. The next prime is 105340722359. The reversal of 105340722343 is 343227043501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343227043501 = 317 ⋅1082735153.

It is a cyclic number.

It is not a de Polignac number, because 105340722343 - 2²¹ = 105338625191 is a prime.

It is a super-2 number, since 2×105340722343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105340722299 and 105340722308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105340722323) 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, 3098256523 + ... + 3098256556.

It is an arithmetic number, because the mean of its divisors is an integer number (27884308860).

Almost surely, 2^105340722343 is an apocalyptic number.

105340722343 is a deficient number, since it is larger than the sum of its proper divisors (6196513097).

105340722343 is an equidigital number, since it uses as much as digits as its factorization.

105340722343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6196513096.

The product of its (nonzero) digits is 60480, while the sum is 34.

Adding to 105340722343 its reverse (343227043501), we get a palindrome (448567765844).

The spelling of 105340722343 in words is "one hundred five billion, three hundred forty million, seven hundred twenty-two thousand, three hundred forty-three".