4213220320243 has 8 divisors (see below), whose sum is σ = 4600698402816. Its totient is φ = 3826485246600.

The previous prime is 4213220320229. The next prime is 4213220320247. The reversal of 4213220320243 is 3420230223124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4213220320243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4213220320247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 185740371 + ... + 185763052.

It is an arithmetic number, because the mean of its divisors is an integer number (575087300352).

Almost surely, 2^{4213220320243} is an apocalyptic number.

4213220320243 is a deficient number, since it is larger than the sum of its proper divisors (387478082573).

4213220320243 is a wasteful number, since it uses less digits than its factorization.

4213220320243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371504465.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 4213220320243 its reverse (3420230223124), we get a palindrome (7633450543367).

The spelling of 4213220320243 in words is "four trillion, two hundred thirteen billion, two hundred twenty million, three hundred twenty thousand, two hundred forty-three".