203123230322 has 16 divisors (see below), whose sum is σ = 311878540512. Its totient is φ = 99165353280.

The previous prime is 203123230319. The next prime is 203123230397. The reversal of 203123230322 is 223032321302.

203123230322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158504 + ... + 656787.

It is an arithmetic number, because the mean of its divisors is an integer number (19492408782).

Almost surely, 2^203123230322 is an apocalyptic number.

203123230322 is a deficient number, since it is larger than the sum of its proper divisors (108755310190).

203123230322 is a wasteful number, since it uses less digits than its factorization.

203123230322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818233.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 203123230322 its reverse (223032321302), we get a palindrome (426155551624).

The spelling of 203123230322 in words is "two hundred three billion, one hundred twenty-three million, two hundred thirty thousand, three hundred twenty-two".