105422340443 has 4 divisors (see below), whose sum is σ = 120482674800. Its totient is φ = 90362006088.

The previous prime is 105422340379. The next prime is 105422340467. The reversal of 105422340443 is 344043224501.

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

It is a cyclic number.

It is not a de Polignac number, because 105422340443 - 2⁶ = 105422340379 is a prime.

It is a super-2 number, since 2×105422340443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105422340473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7530167168 + ... + 7530167181.

It is an arithmetic number, because the mean of its divisors is an integer number (30120668700).

Almost surely, 2^105422340443 is an apocalyptic number.

105422340443 is a deficient number, since it is larger than the sum of its proper divisors (15060334357).

105422340443 is an equidigital number, since it uses as much as digits as its factorization.

105422340443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15060334356.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 105422340443 its reverse (344043224501), we get a palindrome (449465564944).

The spelling of 105422340443 in words is "one hundred five billion, four hundred twenty-two million, three hundred forty thousand, four hundred forty-three".