204041120133021 has 16 divisors (see below), whose sum is σ = 272204785704768. Its totient is φ = 135952438694400.

The previous prime is 204041120133013. The next prime is 204041120133101. The reversal of 204041120133021 is 120331021140402.

It is not a de Polignac number, because 204041120133021 - 2³ = 204041120133013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204041120132982 and 204041120133000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204041120133121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177951411 + ... + 179094351.

It is an arithmetic number, because the mean of its divisors is an integer number (17012799106548).

Almost surely, 2^{204041120133021} is an apocalyptic number.

It is an amenable number.

204041120133021 is a deficient number, since it is larger than the sum of its proper divisors (68163665571747).

204041120133021 is a wasteful number, since it uses less digits than its factorization.

204041120133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175692.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 204041120133021 its reverse (120331021140402), we get a palindrome (324372141273423).

The spelling of 204041120133021 in words is "two hundred four trillion, forty-one billion, one hundred twenty million, one hundred thirty-three thousand, twenty-one".