203041143424 has 256 divisors, whose sum is σ = 511753420800. Its totient is φ = 78239416320.

The previous prime is 203041143397. The next prime is 203041143457. The reversal of 203041143424 is 424341140302.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 203041143392 and 203041143401.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37300447 + ... + 37305889.

It is an arithmetic number, because the mean of its divisors is an integer number (1999036800).

Almost surely, 2^203041143424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203041143424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255876710400).

203041143424 is an abundant number, since it is smaller than the sum of its proper divisors (308712277376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203041143424 is a wasteful number, since it uses less digits than its factorization.

203041143424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5591 (or 5579 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 203041143424 its reverse (424341140302), we get a palindrome (627382283726).

The spelling of 203041143424 in words is "two hundred three billion, forty-one million, one hundred forty-three thousand, four hundred twenty-four".