203163601922 has 30 divisors (see below), whose sum is σ = 313781348499. Its totient is φ = 98656279260.

The previous prime is 203163601919. The next prime is 203163601937. The reversal of 203163601922 is 229106361302.

203163601922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 101581800961 + 101581800961 = 318719^2 + 318719^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=318719.

It is a Duffinian number.

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 14 ways as a sum of consecutive naturals, for example, 2861459147 + ... + 2861459217.

Almost surely, 2^203163601922 is an apocalyptic number.

203163601922 is a deficient number, since it is larger than the sum of its proper divisors (110617746577).

203163601922 is an frugal number, since it uses more digits than its factorization.

203163601922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 203163601922 in words is "two hundred three billion, one hundred sixty-three million, six hundred one thousand, nine hundred twenty-two".