20043342433221 has 8 divisors (see below), whose sum is σ = 27100857374784. Its totient is φ = 13174027890240.

The previous prime is 20043342433187. The next prime is 20043342433259. The reversal of 20043342433221 is 12233424334002.

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

It is not a de Polignac number, because 20043342433221 - 2¹¹ = 20043342431173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20043342434221) 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, 47050099396 + ... + 47050099821.

It is an arithmetic number, because the mean of its divisors is an integer number (3387607171848).

Almost surely, 2^{20043342433221} is an apocalyptic number.

It is an amenable number.

20043342433221 is a deficient number, since it is larger than the sum of its proper divisors (7057514941563).

20043342433221 is an equidigital number, since it uses as much as digits as its factorization.

20043342433221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94100199291.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 20043342433221 its reverse (12233424334002), we get a palindrome (32276766767223).

The spelling of 20043342433221 in words is "twenty trillion, forty-three billion, three hundred forty-two million, four hundred thirty-three thousand, two hundred twenty-one".