4204220224045 has 4 divisors (see below), whose sum is σ = 5045064268860. Its totient is φ = 3363376179232.

The previous prime is 4204220224033. The next prime is 4204220224073. The reversal of 4204220224045 is 5404220224024.

It is a happy number.

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 435287216169 + 3768933007876 = 659763^2 + 1941374^2 .

It is a cyclic number.

It is not a de Polignac number, because 4204220224045 - 2¹⁷ = 4204220092973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4204220223998 and 4204220224016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420422022400 + ... + 420422022409.

It is an arithmetic number, because the mean of its divisors is an integer number (1261266067215).

Almost surely, 2^{4204220224045} is an apocalyptic number.

It is an amenable number.

4204220224045 is a deficient number, since it is larger than the sum of its proper divisors (840844044815).

4204220224045 is an equidigital number, since it uses as much as digits as its factorization.

4204220224045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840844044814.

The product of its (nonzero) digits is 40960, while the sum is 31.

Adding to 4204220224045 its reverse (5404220224024), we get a palindrome (9608440448069).

The spelling of 4204220224045 in words is "four trillion, two hundred four billion, two hundred twenty million, two hundred twenty-four thousand, forty-five".