200320203040 has 24 divisors (see below), whose sum is σ = 473256480060. Its totient is φ = 80128081152.

The previous prime is 200320203037. The next prime is 200320203049. The reversal of 200320203040 is 40302023002.

It can be written as a sum of positive squares in 2 ways, for example, as 171028565136 + 29291637904 = 413556^2 + 171148^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (200320203049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626000475 + ... + 626000794.

Almost surely, 2^200320203040 is an apocalyptic number.

200320203040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200320203040 is an abundant number, since it is smaller than the sum of its proper divisors (272936277020).

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

200320203040 is a wasteful number, since it uses less digits than its factorization.

200320203040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252001284 (or 1252001276 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 200320203040 its reverse (40302023002), we get a palindrome (240622226042).

The spelling of 200320203040 in words is "two hundred billion, three hundred twenty million, two hundred three thousand, forty".