105344435223 has 10 divisors (see below), whose sum is σ = 157366378664. Its totient is φ = 70229623428.

The previous prime is 105344435213. The next prime is 105344435303. The reversal of 105344435223 is 322534443501.

105344435223 is a `hidden beast` number, since 1 + 0 + 53 + 44 + 43 + 522 + 3 = 666.

It is not a de Polignac number, because 105344435223 - 2⁹ = 105344434711 is a prime.

It is a super-2 number, since 2×105344435223² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105344435213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 650274211 + ... + 650274372.

Almost surely, 2^105344435223 is an apocalyptic number.

105344435223 is a deficient number, since it is larger than the sum of its proper divisors (52021943441).

105344435223 is an equidigital number, since it uses as much as digits as its factorization.

105344435223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300548595 (or 1300548586 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 105344435223 its reverse (322534443501), we get a palindrome (427878878724).

The spelling of 105344435223 in words is "one hundred five billion, three hundred forty-four million, four hundred thirty-five thousand, two hundred twenty-three".