212101201022001 has 8 divisors (see below), whose sum is σ = 282895900008000. Its totient is φ = 141353651358672.

The previous prime is 212101201021987. The next prime is 212101201022033. The reversal of 212101201022001 is 100220102101212.

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

It is not a de Polignac number, because 212101201022001 - 2¹⁰ = 212101201020977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212101201022401) 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, 11787320170 + ... + 11787338163.

It is an arithmetic number, because the mean of its divisors is an integer number (35361987501000).

Almost surely, 2^{212101201022001} is an apocalyptic number.

It is an amenable number.

212101201022001 is a deficient number, since it is larger than the sum of its proper divisors (70794698985999).

212101201022001 is a wasteful number, since it uses less digits than its factorization.

212101201022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23574661335.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212101201022001 its reverse (100220102101212), we get a palindrome (312321303123213).

The spelling of 212101201022001 in words is "two hundred twelve trillion, one hundred one billion, two hundred one million, twenty-two thousand, one".