2423243121 has 32 divisors (see below), whose sum is σ = 3697602048. Its totient is φ = 1398405120.

The previous prime is 2423243093. The next prime is 2423243143. The reversal of 2423243121 is 1213423242.

It is a happy number.

It is not a de Polignac number, because 2423243121 - 2⁵ = 2423243089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2423243091 and 2423243100.

It is not an unprimeable number, because it can be changed into a prime (2423243171) 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, 179800 + ... + 192806.

It is an arithmetic number, because the mean of its divisors is an integer number (115550064).

Almost surely, 2^2423243121 is an apocalyptic number.

It is an amenable number.

2423243121 is a deficient number, since it is larger than the sum of its proper divisors (1274358927).

2423243121 is a wasteful number, since it uses less digits than its factorization.

2423243121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321.

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

The square root of 2423243121 is about 49226.4473733378. The cubic root of 2423243121 is about 1343.1741639278.

Adding to 2423243121 its reverse (1213423242), we get a palindrome (3636666363).

The spelling of 2423243121 in words is "two billion, four hundred twenty-three million, two hundred forty-three thousand, one hundred twenty-one".