203012330320200 has 192 divisors, whose sum is σ = 657424832117760. Its totient is φ = 51725759627520.

The previous prime is 203012330320169. The next prime is 203012330320229. The reversal of 203012330320200 is 2023033210302.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4406877 + ... + 20626323.

It is an arithmetic number, because the mean of its divisors is an integer number (3424087667280).

Almost surely, 2^{203012330320200} is an apocalyptic number.

203012330320200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203012330320200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328712416058880).

203012330320200 is an abundant number, since it is smaller than the sum of its proper divisors (454412501797560).

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

203012330320200 is a wasteful number, since it uses less digits than its factorization.

203012330320200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16220396 (or 16220387 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 203012330320200 its reverse (2023033210302), we get a palindrome (205035363530502).

The spelling of 203012330320200 in words is "two hundred three trillion, twelve billion, three hundred thirty million, three hundred twenty thousand, two hundred".