204134314123 has 8 divisors (see below), whose sum is σ = 206170498800. Its totient is φ = 202098424800.

The previous prime is 204134314003. The next prime is 204134314141. The reversal of 204134314123 is 321413431402.

It is a happy number.

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 204134314123 - 2¹⁷ = 204134183051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204134314091 and 204134314100.

It is not an unprimeable number, because it can be changed into a prime (204134314193) 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, 1476828 + ... + 1609126.

It is an arithmetic number, because the mean of its divisors is an integer number (25771312350).

Almost surely, 2^204134314123 is an apocalyptic number.

204134314123 is a deficient number, since it is larger than the sum of its proper divisors (2036184677).

204134314123 is a wasteful number, since it uses less digits than its factorization.

204134314123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147677.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 204134314123 its reverse (321413431402), we get a palindrome (525547745525).

It can be divided in two parts, 2041 and 34314123, that added together give a square (34316164 = 5858²).

The spelling of 204134314123 in words is "two hundred four billion, one hundred thirty-four million, three hundred fourteen thousand, one hundred twenty-three".