20223310201221 has 8 divisors (see below), whose sum is σ = 27115052784480. Its totient is φ = 13406887209392.

The previous prime is 20223310201219. The next prime is 20223310201253. The reversal of 20223310201221 is 12210201332202.

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 20223310201221 - 2¹ = 20223310201219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223310301221) 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, 18829897230 + ... + 18829898303.

It is an arithmetic number, because the mean of its divisors is an integer number (3389381598060).

Almost surely, 2^{20223310201221} is an apocalyptic number.

It is an amenable number.

20223310201221 is a deficient number, since it is larger than the sum of its proper divisors (6891742583259).

20223310201221 is a wasteful number, since it uses less digits than its factorization.

20223310201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37659795715.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20223310201221 its reverse (12210201332202), we get a palindrome (32433511533423).

The spelling of 20223310201221 in words is "twenty trillion, two hundred twenty-three billion, three hundred ten million, two hundred one thousand, two hundred twenty-one".