200203030100 has 72 divisors (see below), whose sum is σ = 441067582368. Its totient is φ = 78865763200.

The previous prime is 200203030099. The next prime is 200203030121. The reversal of 200203030100 is 1030302002.

It is a super-2 number, since 2×200203030100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2593055 + ... + 2669145.

It is an arithmetic number, because the mean of its divisors is an integer number (6125938644).

Almost surely, 2^200203030100 is an apocalyptic number.

200203030100 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 200203030100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220533791184).

200203030100 is an abundant number, since it is smaller than the sum of its proper divisors (240864552268).

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

200203030100 is a wasteful number, since it uses less digits than its factorization.

200203030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76505 (or 76498 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 200203030100 its reverse (1030302002), we get a palindrome (201233332102).

The spelling of 200203030100 in words is "two hundred billion, two hundred three million, thirty thousand, one hundred".