2124441899217 has 12 divisors (see below), whose sum is σ = 3347605417104. Its totient is φ = 1287540544920.

The previous prime is 2124441899201. The next prime is 2124441899227. The reversal of 2124441899217 is 7129981444212.

It is a happy number.

2124441899217 is a `hidden beast` number, since 2 + 1 + 2 + 4 + 4 + 418 + 9 + 9 + 217 = 666.

It is not a de Polignac number, because 2124441899217 - 2⁴ = 2124441899201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2124441899227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10729504443 + ... + 10729504640.

It is an arithmetic number, because the mean of its divisors is an integer number (278967118092).

Almost surely, 2^{2124441899217} is an apocalyptic number.

It is an amenable number.

2124441899217 is a deficient number, since it is larger than the sum of its proper divisors (1223163517887).

2124441899217 is a wasteful number, since it uses less digits than its factorization.

2124441899217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21459009100 (or 21459009097 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The spelling of 2124441899217 in words is "two trillion, one hundred twenty-four billion, four hundred forty-one million, eight hundred ninety-nine thousand, two hundred seventeen".