204122234212 has 24 divisors (see below), whose sum is σ = 384704434296. Its totient is φ = 94207193088.

The previous prime is 204122234209. The next prime is 204122234213. The reversal of 204122234212 is 212432221402.

It can be written as a sum of positive squares in 4 ways, for example, as 13891922496 + 190230311716 = 117864^2 + 436154^2 .

It is not an unprimeable number, because it can be changed into a prime (204122234213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2623908 + ... + 2700580.

It is an arithmetic number, because the mean of its divisors is an integer number (16029351429).

Almost surely, 2^204122234212 is an apocalyptic number.

It is an amenable number.

204122234212 is a deficient number, since it is larger than the sum of its proper divisors (180582200084).

204122234212 is a wasteful number, since it uses less digits than its factorization.

204122234212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127887 (or 127885 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 204122234212 its reverse (212432221402), we get a palindrome (416554455614).

The spelling of 204122234212 in words is "two hundred four billion, one hundred twenty-two million, two hundred thirty-four thousand, two hundred twelve".