22321233120221 has 16 divisors (see below), whose sum is σ = 25765854340608. Its totient is φ = 18940628832000.

The previous prime is 22321233120209. The next prime is 22321233120239. The reversal of 22321233120221 is 12202133212322.

It is a cyclic number.

It is not a de Polignac number, because 22321233120221 - 2¹⁰ = 22321233119197 is a prime.

It is a super-3 number, since 3×22321233120221³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22321233120721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3512981 + ... + 7548741.

It is an arithmetic number, because the mean of its divisors is an integer number (1610365896288).

Almost surely, 2^{22321233120221} is an apocalyptic number.

It is an amenable number.

22321233120221 is a deficient number, since it is larger than the sum of its proper divisors (3444621220387).

22321233120221 is a wasteful number, since it uses less digits than its factorization.

22321233120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043692.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 22321233120221 its reverse (12202133212322), we get a palindrome (34523366332543).

The spelling of 22321233120221 in words is "twenty-two trillion, three hundred twenty-one billion, two hundred thirty-three million, one hundred twenty thousand, two hundred twenty-one".