223105441717045 has 4 divisors (see below), whose sum is σ = 267726530060460. Its totient is φ = 178484353373632.

The previous prime is 223105441717033. The next prime is 223105441717049. The reversal of 223105441717045 is 540717144501322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 167558501024721 + 55546940692324 = 12944439^2 + 7452982^2 .

It is a cyclic number.

It is not a de Polignac number, because 223105441717045 - 2¹⁵ = 223105441684277 is a prime.

It is a super-3 number, since 3×223105441717045³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223105441716986 and 223105441717004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223105441717049) 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, 22310544171700 + ... + 22310544171709.

It is an arithmetic number, because the mean of its divisors is an integer number (66931632515115).

Almost surely, 2^{223105441717045} is an apocalyptic number.

It is an amenable number.

223105441717045 is a deficient number, since it is larger than the sum of its proper divisors (44621088343415).

223105441717045 is an equidigital number, since it uses as much as digits as its factorization.

223105441717045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44621088343414.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 223105441717045 in words is "two hundred twenty-three trillion, one hundred five billion, four hundred forty-one million, seven hundred seventeen thousand, forty-five".