204010113221 has 8 divisors (see below), whose sum is σ = 207259507104. Its totient is φ = 200766733200.

The previous prime is 204010113173. The next prime is 204010113257. The reversal of 204010113221 is 122311010402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204010113221 - 2³⁴ = 186830244037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204010113221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204010113271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1435055 + ... + 1570796.

It is an arithmetic number, because the mean of its divisors is an integer number (25907438388).

Almost surely, 2^204010113221 is an apocalyptic number.

It is an amenable number.

204010113221 is a deficient number, since it is larger than the sum of its proper divisors (3249393883).

204010113221 is a wasteful number, since it uses less digits than its factorization.

204010113221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006931.

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

Adding to 204010113221 its reverse (122311010402), we get a palindrome (326321123623).

The spelling of 204010113221 in words is "two hundred four billion, ten million, one hundred thirteen thousand, two hundred twenty-one".