204268011 has 4 divisors (see below), whose sum is σ = 272357352. Its totient is φ = 136178672.

The previous prime is 204268007. The next prime is 204268019. The reversal of 204268011 is 110862402.

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

It is a cyclic number.

It is not a de Polignac number, because 204268011 - 2² = 204268007 is a prime.

It is a super-2 number, since 2×204268011² = 83450840635792242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204268019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34044666 + ... + 34044671.

It is an arithmetic number, because the mean of its divisors is an integer number (68089338).

Almost surely, 2^204268011 is an apocalyptic number.

204268011 is a deficient number, since it is larger than the sum of its proper divisors (68089341).

204268011 is an equidigital number, since it uses as much as digits as its factorization.

204268011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68089340.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 204268011 is about 14292.2360391927. The cubic root of 204268011 is about 588.9342159104.

The spelling of 204268011 in words is "two hundred four million, two hundred sixty-eight thousand, eleven".