204221140134041 has 16 divisors (see below), whose sum is σ = 213241106488848. Its totient is φ = 195387307315200.

The previous prime is 204221140134029. The next prime is 204221140134047. The reversal of 204221140134041 is 140431041122402.

204221140134041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 3216656598016 + 201004483536025 = 1793504^2 + 14177605^2 .

It is a cyclic number.

It is not a de Polignac number, because 204221140134041 - 2¹⁸ = 204221139871897 is a prime.

It is a super-2 number, since 2×204221140134041² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 204221140133995 and 204221140134013.

It is not an unprimeable number, because it can be changed into a prime (204221140134047) 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, 5430200 + ... + 20926761.

It is an arithmetic number, because the mean of its divisors is an integer number (13327569155553).

Almost surely, 2^{204221140134041} is an apocalyptic number.

It is an amenable number.

204221140134041 is a deficient number, since it is larger than the sum of its proper divisors (9019966354807).

204221140134041 is a wasteful number, since it uses less digits than its factorization.

204221140134041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26360492.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 204221140134041 its reverse (140431041122402), we get a palindrome (344652181256443).

The spelling of 204221140134041 in words is "two hundred four trillion, two hundred twenty-one billion, one hundred forty million, one hundred thirty-four thousand, forty-one".