2322221121 has 24 divisors (see below), whose sum is σ = 3758162304. Its totient is φ = 1369366560.

The previous prime is 2322221113. The next prime is 2322221141. The reversal of 2322221121 is 1211222232.

2322221121 is a `hidden beast` number, since 2 + 322 + 221 + 121 = 666.

It is not a de Polignac number, because 2322221121 - 2³ = 2322221113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2322221094 and 2322221103.

It is not an unprimeable number, because it can be changed into a prime (2322221141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313321 + ... + 320646.

It is an arithmetic number, because the mean of its divisors is an integer number (156590096).

Almost surely, 2^2322221121 is an apocalyptic number.

It is an amenable number.

2322221121 is a deficient number, since it is larger than the sum of its proper divisors (1435941183).

2322221121 is a wasteful number, since it uses less digits than its factorization.

2322221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634021 (or 634018 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 2322221121 is about 48189.4295566984. The cubic root of 2322221121 is about 1324.2435213860.

Adding to 2322221121 its reverse (1211222232), we get a palindrome (3533443353).

It can be divided in two parts, 23222211 and 21, that added together give a palindrome (23222232).

The spelling of 2322221121 in words is "two billion, three hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-one".