204034421222201 has 8 divisors (see below), whose sum is σ = 206845048819080. Its totient is φ = 201224216207232.

The previous prime is 204034421222167. The next prime is 204034421222221. The reversal of 204034421222201 is 102222124430402.

It can be written as a sum of positive squares in 4 ways, for example, as 65932532413225 + 138101888808976 = 8119885^2 + 11751676^2 .

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 204034421222201 - 2³⁸ = 203759543315257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204034421222221) 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, 104673110 + ... + 106604543.

It is an arithmetic number, because the mean of its divisors is an integer number (25855631102385).

Almost surely, 2^{204034421222201} is an apocalyptic number.

It is an amenable number.

204034421222201 is a deficient number, since it is larger than the sum of its proper divisors (2810627596879).

204034421222201 is a wasteful number, since it uses less digits than its factorization.

204034421222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211290955.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 204034421222201 its reverse (102222124430402), we get a palindrome (306256545652603).

The spelling of 204034421222201 in words is "two hundred four trillion, thirty-four billion, four hundred twenty-one million, two hundred twenty-two thousand, two hundred one".