2205331120225 has 6 divisors (see below), whose sum is σ = 2734610589110. Its totient is φ = 1764264896160.

The previous prime is 2205331120207. The next prime is 2205331120241. The reversal of 2205331120225 is 5220211335022.

It can be written as a sum of positive squares in 3 ways, for example, as 123015741696 + 2082315378529 = 350736^2 + 1443023^2 .

It is not a de Polignac number, because 2205331120225 - 2²⁷ = 2205196902497 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2205331120193 and 2205331120202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44106622380 + ... + 44106622429.

Almost surely, 2^{2205331120225} is an apocalyptic number.

2205331120225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2205331120225 is a deficient number, since it is larger than the sum of its proper divisors (529279468885).

2205331120225 is an equidigital number, since it uses as much as digits as its factorization.

2205331120225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88213244819 (or 88213244814 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 2205331120225 its reverse (5220211335022), we get a palindrome (7425542455247).

The spelling of 2205331120225 in words is "two trillion, two hundred five billion, three hundred thirty-one million, one hundred twenty thousand, two hundred twenty-five".