203320132143200 has 144 divisors (see below), whose sum is σ = 499155092654400. Its totient is φ = 80869404672000.

The previous prime is 203320132143187. The next prime is 203320132143221. The reversal of 203320132143200 is 2341231023302.

It is a happy number.

It is a super-2 number, since 2×203320132143200² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203320132143200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1331938880 + ... + 1332091520.

It is an arithmetic number, because the mean of its divisors is an integer number (3466354810100).

Almost surely, 2^{203320132143200} is an apocalyptic number.

203320132143200 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 203320132143200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249577546327200).

203320132143200 is an abundant number, since it is smaller than the sum of its proper divisors (295834960511200).

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

203320132143200 is a wasteful number, since it uses less digits than its factorization.

203320132143200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162041 (or 162028 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 203320132143200 its reverse (2341231023302), we get a palindrome (205661363166502).

The spelling of 203320132143200 in words is "two hundred three trillion, three hundred twenty billion, one hundred thirty-two million, one hundred forty-three thousand, two hundred".