212101010200001 has 64 divisors (see below), whose sum is σ = 235715231195136. Its totient is φ = 189642641126400.

The previous prime is 212101010199931. The next prime is 212101010200033. The reversal of 212101010200001 is 100002010101212.

It is a cyclic number.

It is not a de Polignac number, because 212101010200001 - 2²⁶ = 212100943091137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212101010200061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50130229556 + ... + 50130233786.

It is an arithmetic number, because the mean of its divisors is an integer number (3683050487424).

Almost surely, 2^{212101010200001} is an apocalyptic number.

It is an amenable number.

212101010200001 is a deficient number, since it is larger than the sum of its proper divisors (23614220995135).

212101010200001 is a wasteful number, since it uses less digits than its factorization.

212101010200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6342.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212101010200001 its reverse (100002010101212), we get a palindrome (312103020301213).

The spelling of 212101010200001 in words is "two hundred twelve trillion, one hundred one billion, ten million, two hundred thousand, one".