22132320121 has 8 divisors (see below), whose sum is σ = 22286827584. Its totient is φ = 21978074640.

The previous prime is 22132320113. The next prime is 22132320157. The reversal of 22132320121 is 12102323122.

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 22132320121 - 2³ = 22132320113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22132320421) 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, 105606 + ... + 235408.

It is an arithmetic number, because the mean of its divisors is an integer number (2785853448).

Almost surely, 2^22132320121 is an apocalyptic number.

It is an amenable number.

22132320121 is a deficient number, since it is larger than the sum of its proper divisors (154507463).

22132320121 is a wasteful number, since it uses less digits than its factorization.

22132320121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130991.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22132320121 its reverse (12102323122), we get a palindrome (34234643243).

The spelling of 22132320121 in words is "twenty-two billion, one hundred thirty-two million, three hundred twenty thousand, one hundred twenty-one".