16203134123 has 8 divisors (see below), whose sum is σ = 17681448960. Its totient is φ = 14725703080.

The previous prime is 16203134111. The next prime is 16203134191. The reversal of 16203134123 is 32143130261.

16203134123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16203134123 - 2¹⁰ = 16203133099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16203134092 and 16203134101.

It is not an unprimeable number, because it can be changed into a prime (16203134023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182315 + ... + 256212.

It is an arithmetic number, because the mean of its divisors is an integer number (2210181120).

Almost surely, 2^16203134123 is an apocalyptic number.

16203134123 is a deficient number, since it is larger than the sum of its proper divisors (1478314837).

16203134123 is a wasteful number, since it uses less digits than its factorization.

16203134123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441897.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 16203134123 its reverse (32143130261), we get a palindrome (48346264384).

The spelling of 16203134123 in words is "sixteen billion, two hundred three million, one hundred thirty-four thousand, one hundred twenty-three".