2225304505205 has 4 divisors (see below), whose sum is σ = 2670365406252. Its totient is φ = 1780243604160.

The previous prime is 2225304505189. The next prime is 2225304505217. The reversal of 2225304505205 is 5025054035222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 327759685009 + 1897544820196 = 572503^2 + 1377514^2 .

It is not a de Polignac number, because 2225304505205 - 2⁴ = 2225304505189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222530450516 + ... + 222530450525.

It is an arithmetic number, because the mean of its divisors is an integer number (667591351563).

Almost surely, 2^{2225304505205} is an apocalyptic number.

It is an amenable number.

2225304505205 is a deficient number, since it is larger than the sum of its proper divisors (445060901047).

2225304505205 is an equidigital number, since it uses as much as digits as its factorization.

2225304505205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445060901046.

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 2225304505205 in words is "two trillion, two hundred twenty-five billion, three hundred four million, five hundred five thousand, two hundred five".