4233420443221 has 8 divisors (see below), whose sum is σ = 4234410908064. Its totient is φ = 4232430106320.

The previous prime is 4233420443179. The next prime is 4233420443227. The reversal of 4233420443221 is 1223440243324.

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

It is a cyclic number.

It is not a de Polignac number, because 4233420443221 - 2⁷ = 4233420443093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4233420443227) 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, 97529295 + ... + 97572691.

It is an arithmetic number, because the mean of its divisors is an integer number (529301363508).

Almost surely, 2^{4233420443221} is an apocalyptic number.

It is an amenable number.

4233420443221 is a deficient number, since it is larger than the sum of its proper divisors (990464843).

4233420443221 is a wasteful number, since it uses less digits than its factorization.

4233420443221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63971.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 4233420443221 its reverse (1223440243324), we get a palindrome (5456860686545).

The spelling of 4233420443221 in words is "four trillion, two hundred thirty-three billion, four hundred twenty million, four hundred forty-three thousand, two hundred twenty-one".