200010021212100 has 72 divisors (see below), whose sum is σ = 631304357872608. Its totient is φ = 48487277868800.

The previous prime is 200010021212069. The next prime is 200010021212107. The reversal of 200010021212100 is 1212120010002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200010021212107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30304545369 + ... + 30304551968.

It is an arithmetic number, because the mean of its divisors is an integer number (8768116081564).

Almost surely, 2^{200010021212100} is an apocalyptic number.

200010021212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200010021212100 is an abundant number, since it is smaller than the sum of its proper divisors (431294336660508).

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

200010021212100 is a wasteful number, since it uses less digits than its factorization.

200010021212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60609097365 (or 60609097358 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200010021212100 its reverse (1212120010002), we get a palindrome (201222141222102).

The spelling of 200010021212100 in words is "two hundred trillion, ten billion, twenty-one million, two hundred twelve thousand, one hundred".