22232001121 has 16 divisors (see below), whose sum is σ = 24430936320. Its totient is φ = 20063070720.

The previous prime is 22232001119. The next prime is 22232001151. The reversal of 22232001121 is 12110023222.

It is a happy number.

It is not a de Polignac number, because 22232001121 - 2¹ = 22232001119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22232001095 and 22232001104.

It is not an unprimeable number, because it can be changed into a prime (22232001101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1272040 + ... + 1289398.

It is an arithmetic number, because the mean of its divisors is an integer number (1526933520).

Almost surely, 2^22232001121 is an apocalyptic number.

It is an amenable number.

22232001121 is a deficient number, since it is larger than the sum of its proper divisors (2198935199).

22232001121 is a wasteful number, since it uses less digits than its factorization.

22232001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18216.

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

Adding to 22232001121 its reverse (12110023222), we get a palindrome (34342024343).

The spelling of 22232001121 in words is "twenty-two billion, two hundred thirty-two million, one thousand, one hundred twenty-one".