201210010200020 has 24 divisors (see below), whose sum is σ = 422563885732968. Its totient is φ = 80479648972800.

The previous prime is 201210010199987. The next prime is 201210010200041. The reversal of 201210010200020 is 20002010012102.

It is a happy number.

201210010200020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 83447274962704 + 117762735237316 = 9134948^2 + 10851854^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201210010199974 and 201210010200010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271815341 + ... + 272554580.

It is an arithmetic number, because the mean of its divisors is an integer number (17606828572207).

Almost surely, 2^{201210010200020} is an apocalyptic number.

201210010200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210010200020 is an abundant number, since it is smaller than the sum of its proper divisors (221353875532948).

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

201210010200020 is a wasteful number, since it uses less digits than its factorization.

201210010200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544388411 (or 544388409 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201210010200020 its reverse (20002010012102), we get a palindrome (221212020212122).

The spelling of 201210010200020 in words is "two hundred one trillion, two hundred ten billion, ten million, two hundred thousand, twenty".