2205122242 has 16 divisors (see below), whose sum is σ = 3468621240. Its totient is φ = 1049956992.

The previous prime is 2205122239. The next prime is 2205122251. The reversal of 2205122242 is 2422215022.

It can be written as a sum of positive squares in 4 ways, for example, as 2195016201 + 10106041 = 46851^2 + 3179^2 .

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, 256173 + ... + 264640.

Almost surely, 2^2205122242 is an apocalyptic number.

2205122242 is a deficient number, since it is larger than the sum of its proper divisors (1263498998).

2205122242 is a wasteful number, since it uses less digits than its factorization.

2205122242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520917.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 2205122242 is about 46958.7291352737. The cubic root of 2205122242 is about 1301.6000499566.

Adding to 2205122242 its reverse (2422215022), we get a palindrome (4627337264).

The spelling of 2205122242 in words is "two billion, two hundred five million, one hundred twenty-two thousand, two hundred forty-two".