4243221233201 has 8 divisors (see below), whose sum is σ = 4259869888680. Its totient is φ = 4226579056768.

The previous prime is 4243221233189. The next prime is 4243221233233. The reversal of 4243221233201 is 1023321223424.

It can be written as a sum of positive squares in 4 ways, for example, as 380502688801 + 3862718544400 = 616849^2 + 1965380^2 .

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-4243221233201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243221236201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305276 + ... + 2929101.

It is an arithmetic number, because the mean of its divisors is an integer number (532483736085).

Almost surely, 2^{4243221233201} is an apocalyptic number.

It is an amenable number.

4243221233201 is a deficient number, since it is larger than the sum of its proper divisors (16648655479).

4243221233201 is a wasteful number, since it uses less digits than its factorization.

4243221233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239523.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4243221233201 its reverse (1023321223424), we get a palindrome (5266542456625).

The spelling of 4243221233201 in words is "four trillion, two hundred forty-three billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred one".