204131010212 has 6 divisors (see below), whose sum is σ = 357229267878. Its totient is φ = 102065505104.

The previous prime is 204131010197. The next prime is 204131010233. The reversal of 204131010212 is 212010131402.

It can be written as a sum of positive squares in only one way, i.e., 191866776676 + 12264233536 = 438026^2 + 110744^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25516376273 + ... + 25516376280.

It is an arithmetic number, because the mean of its divisors is an integer number (59538211313).

Almost surely, 2^204131010212 is an apocalyptic number.

It is an amenable number.

204131010212 is a deficient number, since it is larger than the sum of its proper divisors (153098257666).

204131010212 is a wasteful number, since it uses less digits than its factorization.

204131010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51032752557 (or 51032752555 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 204131010212 its reverse (212010131402), we get a palindrome (416141141614).

The spelling of 204131010212 in words is "two hundred four billion, one hundred thirty-one million, ten thousand, two hundred twelve".