200100203121210 has 64 divisors (see below), whose sum is σ = 549227680358400. Its totient is φ = 45705405206592.

The previous prime is 200100203121197. The next prime is 200100203121263. The reversal of 200100203121210 is 12121302001002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200100203121210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330781240 + ... + 331385619.

It is an arithmetic number, because the mean of its divisors is an integer number (8581682505600).

Almost surely, 2^{200100203121210} is an apocalyptic number.

200100203121210 is an abundant number, since it is smaller than the sum of its proper divisors (349127477237190).

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

200100203121210 is a wasteful number, since it uses less digits than its factorization.

200100203121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662168315.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 200100203121210 its reverse (12121302001002), we get a palindrome (212221505122212).

The spelling of 200100203121210 in words is "two hundred trillion, one hundred billion, two hundred three million, one hundred twenty-one thousand, two hundred ten".