203202043040 has 48 divisors (see below), whose sum is σ = 486141626880. Its totient is φ = 80251941120.

The previous prime is 203202043021. The next prime is 203202043073. The reversal of 203202043040 is 40340202302.

203202043040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 8025416 + ... + 8050695.

It is an arithmetic number, because the mean of its divisors is an integer number (10127950560).

Almost surely, 2^203202043040 is an apocalyptic number.

203202043040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203202043040 is an abundant number, since it is smaller than the sum of its proper divisors (282939583840).

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

203202043040 is a wasteful number, since it uses less digits than its factorization.

203202043040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16076205 (or 16076197 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 203202043040 its reverse (40340202302), we get a palindrome (243542245342).

The spelling of 203202043040 in words is "two hundred three billion, two hundred two million, forty-three thousand, forty".