22032120121 has 32 divisors (see below), whose sum is σ = 24653776896. Its totient is φ = 19521600000.

The previous prime is 22032120083. The next prime is 22032120151. The reversal of 22032120121 is 12102123022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22032120121 - 2¹³ = 22032111929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22032120095 and 22032120104.

It is not an unprimeable number, because it can be changed into a prime (22032120151) 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, 32736841 + ... + 32737513.

It is an arithmetic number, because the mean of its divisors is an integer number (770430528).

Almost surely, 2^22032120121 is an apocalyptic number.

It is an amenable number.

22032120121 is a deficient number, since it is larger than the sum of its proper divisors (2621656775).

22032120121 is a wasteful number, since it uses less digits than its factorization.

22032120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22032120121 its reverse (12102123022), we get a palindrome (34134243143).

The spelling of 22032120121 in words is "twenty-two billion, thirty-two million, one hundred twenty thousand, one hundred twenty-one".