2205144022144 has 32 divisors (see below), whose sum is σ = 5020640409600. Its totient is φ = 945061723392.

The previous prime is 2205144022111. The next prime is 2205144022223. The reversal of 2205144022144 is 4412204415022.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230548224 + ... + 1230550015.

It is an arithmetic number, because the mean of its divisors is an integer number (156895012800).

Almost surely, 2^{2205144022144} is an apocalyptic number.

It is an amenable number.

2205144022144 is an abundant number, since it is smaller than the sum of its proper divisors (2815496387456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2205144022144 is an equidigital number, since it uses as much as digits as its factorization.

2205144022144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461098260 (or 2461098248 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 2205144022144 its reverse (4412204415022), we get a palindrome (6617348437166).

The spelling of 2205144022144 in words is "two trillion, two hundred five billion, one hundred forty-four million, twenty-two thousand, one hundred forty-four".