212120200002101 has 8 divisors (see below), whose sum is σ = 224598098007360. Its totient is φ = 199642328572608.

The previous prime is 212120200002017. The next prime is 212120200002229. The reversal of 212120200002101 is 101200002021212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212120200002101 - 2¹⁸ = 212120199739957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212120200002401) 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 7 ways as a sum of consecutive naturals, for example, 11150750 + ... + 23421776.

It is an arithmetic number, because the mean of its divisors is an integer number (28074762250920).

Almost surely, 2^{212120200002101} is an apocalyptic number.

It is an amenable number.

212120200002101 is a deficient number, since it is larger than the sum of its proper divisors (12477898005259).

212120200002101 is a wasteful number, since it uses less digits than its factorization.

212120200002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13287883.

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

Adding to 212120200002101 its reverse (101200002021212), we get a palindrome (313320202023313).

The spelling of 212120200002101 in words is "two hundred twelve trillion, one hundred twenty billion, two hundred million, two thousand, one hundred one".