105443442235 has 4 divisors (see below), whose sum is σ = 126532130688. Its totient is φ = 84354753784.

The previous prime is 105443442227. The next prime is 105443442257. The reversal of 105443442235 is 532244344501.

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 105443442235 - 2³ = 105443442227 is a prime.

It is a super-2 number, since 2×105443442235² (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 = 105443442194 and 105443442203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10544344219 + ... + 10544344228.

It is an arithmetic number, because the mean of its divisors is an integer number (31633032672).

Almost surely, 2^105443442235 is an apocalyptic number.

105443442235 is a deficient number, since it is larger than the sum of its proper divisors (21088688453).

105443442235 is an equidigital number, since it uses as much as digits as its factorization.

105443442235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21088688452.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 105443442235 its reverse (532244344501), we get a palindrome (637687786736).

The spelling of 105443442235 in words is "one hundred five billion, four hundred forty-three million, four hundred forty-two thousand, two hundred thirty-five".