20233321103221 has 8 divisors (see below), whose sum is σ = 21499217938944. Its totient is φ = 18975835542720.

The previous prime is 20233321103179. The next prime is 20233321103227. The reversal of 20233321103221 is 12230112333202.

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

It is not a de Polignac number, because 20233321103221 - 2¹⁷ = 20233320972149 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 (20233321103227) 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, 2102813845 + ... + 2102823466.

It is an arithmetic number, because the mean of its divisors is an integer number (2687402242368).

Almost surely, 2^{20233321103221} is an apocalyptic number.

It is an amenable number.

20233321103221 is a deficient number, since it is larger than the sum of its proper divisors (1265896835723).

20233321103221 is a wasteful number, since it uses less digits than its factorization.

20233321103221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205637611.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20233321103221 its reverse (12230112333202), we get a palindrome (32463433436423).

The spelling of 20233321103221 in words is "twenty trillion, two hundred thirty-three billion, three hundred twenty-one million, one hundred three thousand, two hundred twenty-one".