204044121013311 has 24 divisors (see below), whose sum is σ = 299727396642960. Its totient is φ = 133723130631936.

The previous prime is 204044121013307. The next prime is 204044121013331. The reversal of 204044121013311 is 113310121440402.

It is a happy number.

204044121013311 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 441 + 210 + 1 + 3 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 204044121013311 - 2² = 204044121013307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204044121013331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112582585 + ... + 114380621.

It is an arithmetic number, because the mean of its divisors is an integer number (12488641526790).

Almost surely, 2^{204044121013311} is an apocalyptic number.

204044121013311 is a deficient number, since it is larger than the sum of its proper divisors (95683275629649).

204044121013311 is a wasteful number, since it uses less digits than its factorization.

204044121013311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011815 (or 2011812 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 204044121013311 its reverse (113310121440402), we get a palindrome (317354242453713).

The spelling of 204044121013311 in words is "two hundred four trillion, forty-four billion, one hundred twenty-one million, thirteen thousand, three hundred eleven".