23330021022221 has 32 divisors (see below), whose sum is σ = 24075592789248. Its totient is φ = 22593622735360.

The previous prime is 23330021022163. The next prime is 23330021022239. The reversal of 23330021022221 is 12222012003332.

It is a cyclic number.

It is not a de Polignac number, because 23330021022221 - 2²² = 23330016827917 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 (23330021022271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4013418911 + ... + 4013424723.

It is an arithmetic number, because the mean of its divisors is an integer number (752362274664).

Almost surely, 2^{23330021022221} is an apocalyptic number.

It is an amenable number.

23330021022221 is a deficient number, since it is larger than the sum of its proper divisors (745571767027).

23330021022221 is a wasteful number, since it uses less digits than its factorization.

23330021022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23330021022221 its reverse (12222012003332), we get a palindrome (35552033025553).

The spelling of 23330021022221 in words is "twenty-three trillion, three hundred thirty billion, twenty-one million, twenty-two thousand, two hundred twenty-one".