200002211121020 has 72 divisors (see below), whose sum is σ = 532992905509680. Its totient is φ = 62338351514880.

The previous prime is 200002211121019. The next prime is 200002211121079. The reversal of 200002211121020 is 20121112200002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 200002211120986 and 200002211121004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9276529625 + ... + 9276551184.

It is an arithmetic number, because the mean of its divisors is an integer number (7402679243190).

Almost surely, 2^{200002211121020} is an apocalyptic number.

200002211121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200002211121020 is an abundant number, since it is smaller than the sum of its proper divisors (332990694388660).

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

200002211121020 is a wasteful number, since it uses less digits than its factorization.

200002211121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18553080843 (or 18553080834 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200002211121020 its reverse (20121112200002), we get a palindrome (220123323321022).

The spelling of 200002211121020 in words is "two hundred trillion, two billion, two hundred eleven million, one hundred twenty-one thousand, twenty".