203123041112 has 16 divisors (see below), whose sum is σ = 380875758360. Its totient is φ = 101556172224.

The previous prime is 203123041097. The next prime is 203123041117. The reversal of 203123041112 is 211140321302.

203123041112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203123041117) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 504773 + ... + 813044.

Almost surely, 2^203123041112 is an apocalyptic number.

It is an amenable number.

203123041112 is a deficient number, since it is larger than the sum of its proper divisors (177752717248).

203123041112 is a wasteful number, since it uses less digits than its factorization.

203123041112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337090 (or 1337086 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 203123041112 its reverse (211140321302), we get a palindrome (414263362414).

The spelling of 203123041112 in words is "two hundred three billion, one hundred twenty-three million, forty-one thousand, one hundred twelve".