204030133123 has 8 divisors (see below), whose sum is σ = 204966071280. Its totient is φ = 203095683840.

The previous prime is 204030133117. The next prime is 204030133187. The reversal of 204030133123 is 321331030402.

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 204030133123 - 2²⁵ = 203996578691 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204030133094 and 204030133103.

It is not an unprimeable number, because it can be changed into a prime (204030133103) 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, 97053 + ... + 646126.

It is an arithmetic number, because the mean of its divisors is an integer number (25620758910).

Almost surely, 2^204030133123 is an apocalyptic number.

204030133123 is a deficient number, since it is larger than the sum of its proper divisors (935938157).

204030133123 is an equidigital number, since it uses as much as digits as its factorization.

204030133123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744437.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 204030133123 its reverse (321331030402), we get a palindrome (525361163525).

The spelling of 204030133123 in words is "two hundred four billion, thirty million, one hundred thirty-three thousand, one hundred twenty-three".