203122204424 has 8 divisors (see below), whose sum is σ = 380854133310. Its totient is φ = 101561102208.

The previous prime is 203122204421. The next prime is 203122204427. The reversal of 203122204424 is 424402221302.

203122204424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (203122204421) and next prime (203122204427).

It can be written as a sum of positive squares in only one way, i.e., 201053592100 + 2068612324 = 448390^2 + 45482^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 203122204393 and 203122204402.

It is not an unprimeable number, because it can be changed into a prime (203122204421) 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 as a sum of consecutive naturals, namely, 12695137769 + ... + 12695137784.

Almost surely, 2^203122204424 is an apocalyptic number.

It is an amenable number.

203122204424 is a deficient number, since it is larger than the sum of its proper divisors (177731928886).

203122204424 is a wasteful number, since it uses less digits than its factorization.

203122204424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25390275559 (or 25390275555 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 203122204424 its reverse (424402221302), we get a palindrome (627524425726).

The spelling of 203122204424 in words is "two hundred three billion, one hundred twenty-two million, two hundred four thousand, four hundred twenty-four".