105124340343 has 64 divisors (see below), whose sum is σ = 161933967360. Its totient is φ = 60065107200.

The previous prime is 105124340333. The next prime is 105124340351. The reversal of 105124340343 is 343043421501.

It is not a de Polignac number, because 105124340343 - 2²² = 105120146039 is a prime.

It is a super-2 number, since 2×105124340343² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105124340343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105124340333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17988580 + ... + 17994422.

It is an arithmetic number, because the mean of its divisors is an integer number (2530218240).

Almost surely, 2^105124340343 is an apocalyptic number.

105124340343 is a deficient number, since it is larger than the sum of its proper divisors (56809627017).

105124340343 is a wasteful number, since it uses less digits than its factorization.

105124340343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 105124340343 its reverse (343043421501), we get a palindrome (448167761844).

The spelling of 105124340343 in words is "one hundred five billion, one hundred twenty-four million, three hundred forty thousand, three hundred forty-three".