4423220223245 has 4 divisors (see below), whose sum is σ = 5307864267900. Its totient is φ = 3538576178592.

The previous prime is 4423220223211. The next prime is 4423220223251. The reversal of 4423220223245 is 5423220223244.

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 1236016968169 + 3187203255076 = 1111763^2 + 1785274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4423220223245 is a prime.

It is a congruent number.

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, 442322022320 + ... + 442322022329.

It is an arithmetic number, because the mean of its divisors is an integer number (1326966066975).

Almost surely, 2^{4423220223245} is an apocalyptic number.

It is an amenable number.

4423220223245 is a deficient number, since it is larger than the sum of its proper divisors (884644044655).

4423220223245 is an equidigital number, since it uses as much as digits as its factorization.

4423220223245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884644044654.

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 4423220223245 its reverse (5423220223244), we get a palindrome (9846440446489).

Subtracting 4423220223245 from its reverse (5423220223244), we obtain a palindrome (999999999999).

The spelling of 4423220223245 in words is "four trillion, four hundred twenty-three billion, two hundred twenty million, two hundred twenty-three thousand, two hundred forty-five".