203040411020 has 12 divisors (see below), whose sum is σ = 426384863184. Its totient is φ = 81216164400.

The previous prime is 203040410983. The next prime is 203040411059. The reversal of 203040411020 is 20114040302.

203040411020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 203040411020.

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 3 ways as a sum of consecutive naturals, for example, 5076010256 + ... + 5076010295.

It is an arithmetic number, because the mean of its divisors is an integer number (35532071932).

Almost surely, 2^203040411020 is an apocalyptic number.

203040411020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203040411020 is an abundant number, since it is smaller than the sum of its proper divisors (223344452164).

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

203040411020 is a wasteful number, since it uses less digits than its factorization.

203040411020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10152020560 (or 10152020558 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 203040411020 its reverse (20114040302), we get a palindrome (223154451322).

The spelling of 203040411020 in words is "two hundred three billion, forty million, four hundred eleven thousand, twenty".