4223420100205 has 4 divisors (see below), whose sum is σ = 5068104120252. Its totient is φ = 3378736080160.

The previous prime is 4223420100199. The next prime is 4223420100209. The reversal of 4223420100205 is 5020010243224.

4223420100205 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 1718398509129 + 2505021591076 = 1310877^2 + 1582726^2 .

It is not a de Polignac number, because 4223420100205 - 2⁵ = 4223420100173 is a prime.

It is a super-2 number, since 2×4223420100205² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4223420100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223420100209) 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, 422342010016 + ... + 422342010025.

It is an arithmetic number, because the mean of its divisors is an integer number (1267026030063).

Almost surely, 2^{4223420100205} is an apocalyptic number.

It is an amenable number.

4223420100205 is a deficient number, since it is larger than the sum of its proper divisors (844684020047).

4223420100205 is an equidigital number, since it uses as much as digits as its factorization.

4223420100205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844684020046.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 4223420100205 its reverse (5020010243224), we get a palindrome (9243430343429).

The spelling of 4223420100205 in words is "four trillion, two hundred twenty-three billion, four hundred twenty million, one hundred thousand, two hundred five".