204301134123 has 16 divisors (see below), whose sum is σ = 275315330976. Its totient is φ = 134744924160.

The previous prime is 204301134119. The next prime is 204301134137. The reversal of 204301134123 is 321431103402.

It is a happy number.

It is not a de Polignac number, because 204301134123 - 2² = 204301134119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204301134093 and 204301134102.

It is not an unprimeable number, because it can be changed into a prime (204301134143) 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, 632883 + ... + 899523.

It is an arithmetic number, because the mean of its divisors is an integer number (17207208186).

Almost surely, 2^204301134123 is an apocalyptic number.

204301134123 is a deficient number, since it is larger than the sum of its proper divisors (71014196853).

204301134123 is a wasteful number, since it uses less digits than its factorization.

204301134123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269374.

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

Adding to 204301134123 its reverse (321431103402), we get a palindrome (525732237525).

The spelling of 204301134123 in words is "two hundred four billion, three hundred one million, one hundred thirty-four thousand, one hundred twenty-three".