2232321042221 has 4 divisors (see below), whose sum is σ = 2233262554944. Its totient is φ = 2231379529500.

The previous prime is 2232321042209. The next prime is 2232321042239. The reversal of 2232321042221 is 1222401232322.

2232321042221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2232321042221 - 2¹⁸ = 2232320780077 is a prime.

It is a super-3 number, since 3×2232321042221³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232321041221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470752805 + ... + 470757546.

It is an arithmetic number, because the mean of its divisors is an integer number (558315638736).

Almost surely, 2^{2232321042221} is an apocalyptic number.

It is an amenable number.

2232321042221 is a deficient number, since it is larger than the sum of its proper divisors (941512723).

2232321042221 is an equidigital number, since it uses as much as digits as its factorization.

2232321042221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941512722.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2232321042221 its reverse (1222401232322), we get a palindrome (3454722274543).

The spelling of 2232321042221 in words is "two trillion, two hundred thirty-two billion, three hundred twenty-one million, forty-two thousand, two hundred twenty-one".