204125211 has 8 divisors (see below), whose sum is σ = 302407760. Its totient is φ = 136083456.

The previous prime is 204125203. The next prime is 204125219. The reversal of 204125211 is 112521402.

It is an interprime number because it is at equal distance from previous prime (204125203) and next prime (204125219).

It is not a de Polignac number, because 204125211 - 2³ = 204125203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204125219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3780070 + ... + 3780123.

It is an arithmetic number, because the mean of its divisors is an integer number (37800970).

Almost surely, 2^204125211 is an apocalyptic number.

204125211 is a deficient number, since it is larger than the sum of its proper divisors (98282549).

204125211 is an equidigital number, since it uses as much as digits as its factorization.

204125211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7560202 (or 7560196 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 204125211 is about 14287.2394464431. The cubic root of 204125211 is about 588.7969462341.

Adding to 204125211 its reverse (112521402), we get a palindrome (316646613).

The spelling of 204125211 in words is "two hundred four million, one hundred twenty-five thousand, two hundred eleven".