2243234121 has 16 divisors (see below), whose sum is σ = 3089100288. Its totient is φ = 1446480000.

The previous prime is 2243234093. The next prime is 2243234153. The reversal of 2243234121 is 1214323422.

It is a happy number.

It is not a de Polignac number, because 2243234121 - 2⁵ = 2243234089 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2243234091 and 2243234100.

It is not an unprimeable number, because it can be changed into a prime (2243234171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208371 + ... + 218871.

It is an arithmetic number, because the mean of its divisors is an integer number (193068768).

Almost surely, 2^2243234121 is an apocalyptic number.

It is an amenable number.

2243234121 is a deficient number, since it is larger than the sum of its proper divisors (845866167).

2243234121 is a wasteful number, since it uses less digits than its factorization.

2243234121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12832.

The product of its digits is 2304, while the sum is 24.

The square root of 2243234121 is about 47362.7925802523. The cubic root of 2243234121 is about 1309.0559250862.

Adding to 2243234121 its reverse (1214323422), we get a palindrome (3457557543).

The spelling of 2243234121 in words is "two billion, two hundred forty-three million, two hundred thirty-four thousand, one hundred twenty-one".