212000220221201 has 8 divisors (see below), whose sum is σ = 216001555697664. Its totient is φ = 207998934053040.

The previous prime is 212000220221191. The next prime is 212000220221203. The reversal of 212000220221201 is 102122022000212.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-212000220221201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212000220221201.

It is not an unprimeable number, because it can be changed into a prime (212000220221203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3589055 + ... + 20901716.

It is an arithmetic number, because the mean of its divisors is an integer number (27000194462208).

Almost surely, 2^{212000220221201} is an apocalyptic number.

It is an amenable number.

212000220221201 is a deficient number, since it is larger than the sum of its proper divisors (4001335476463).

212000220221201 is a wasteful number, since it uses less digits than its factorization.

212000220221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24654151.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212000220221201 its reverse (102122022000212), we get a palindrome (314122242221413).

The spelling of 212000220221201 in words is "two hundred twelve trillion, two hundred twenty million, two hundred twenty-one thousand, two hundred one".