204134123301 has 4 divisors (see below), whose sum is σ = 272178831072. Its totient is φ = 136089415532.

The previous prime is 204134123273. The next prime is 204134123309. The reversal of 204134123301 is 103321431402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204134123301 - 2¹⁸ = 204133861157 is a prime.

It is a super-2 number, since 2×204134123301² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204134123309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34022353881 + ... + 34022353886.

It is an arithmetic number, because the mean of its divisors is an integer number (68044707768).

Almost surely, 2^204134123301 is an apocalyptic number.

It is an amenable number.

204134123301 is a deficient number, since it is larger than the sum of its proper divisors (68044707771).

204134123301 is an equidigital number, since it uses as much as digits as its factorization.

204134123301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68044707770.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 204134123301 its reverse (103321431402), we get a palindrome (307455554703).

The spelling of 204134123301 in words is "two hundred four billion, one hundred thirty-four million, one hundred twenty-three thousand, three hundred one".