4222004320145 has 4 divisors (see below), whose sum is σ = 5066405184180. Its totient is φ = 3377603456112.

The previous prime is 4222004320133. The next prime is 4222004320159. The reversal of 4222004320145 is 5410234002224.

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 3304102362961 + 917901957184 = 1817719^2 + 958072^2 .

It is a cyclic number.

It is not a de Polignac number, because 4222004320145 - 2⁸ = 4222004319889 is a prime.

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, 422200432010 + ... + 422200432019.

It is an arithmetic number, because the mean of its divisors is an integer number (1266601296045).

Almost surely, 2^{4222004320145} is an apocalyptic number.

It is an amenable number.

4222004320145 is a deficient number, since it is larger than the sum of its proper divisors (844400864035).

4222004320145 is an equidigital number, since it uses as much as digits as its factorization.

4222004320145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844400864034.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 4222004320145 its reverse (5410234002224), we get a palindrome (9632238322369).

The spelling of 4222004320145 in words is "four trillion, two hundred twenty-two billion, four million, three hundred twenty thousand, one hundred forty-five".