2124440205 has 8 divisors (see below), whose sum is σ = 3399104352. Its totient is φ = 1133034768.

The previous prime is 2124440191. The next prime is 2124440239. The reversal of 2124440205 is 5020444212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2124440205 - 2¹⁰ = 2124439181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70814659 + ... + 70814688.

It is an arithmetic number, because the mean of its divisors is an integer number (424888044).

Almost surely, 2^2124440205 is an apocalyptic number.

It is an amenable number.

2124440205 is a deficient number, since it is larger than the sum of its proper divisors (1274664147).

2124440205 is a wasteful number, since it uses less digits than its factorization.

2124440205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141629355.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 2124440205 is about 46091.6500572501. The cubic root of 2124440205 is about 1285.5278920357.

Adding to 2124440205 its reverse (5020444212), we get a palindrome (7144884417).

The spelling of 2124440205 in words is "two billion, one hundred twenty-four million, four hundred forty thousand, two hundred five".