203122023004 has 12 divisors (see below), whose sum is σ = 355469158800. Its totient is φ = 101559406208.

The previous prime is 203122022977. The next prime is 203122023047. The reversal of 203122023004 is 400320221302.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 89749 + ... + 643660.

It is an arithmetic number, because the mean of its divisors is an integer number (29622429900).

Almost surely, 2^203122023004 is an apocalyptic number.

It is an amenable number.

203122023004 is a deficient number, since it is larger than the sum of its proper divisors (152347135796).

203122023004 is a wasteful number, since it uses less digits than its factorization.

203122023004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802652 (or 802650 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 203122023004 its reverse (400320221302), we get a palindrome (603442244306).

The spelling of 203122023004 in words is "two hundred three billion, one hundred twenty-two million, twenty-three thousand, four".