211200220022201 has 8 divisors (see below), whose sum is σ = 215512921935360. Its totient is φ = 206911952681392.

The previous prime is 211200220022191. The next prime is 211200220022263. The reversal of 211200220022201 is 102220022002112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 211200220022201 - 2³⁰ = 211199146280377 is a prime.

It is a super-2 number, since 2×211200220022201² (a number of 29 digits) contains 22 as substring.

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 211200220022201.

It is not an unprimeable number, because it can be changed into a prime (211200220022501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6108625625 + ... + 6108660198.

It is an arithmetic number, because the mean of its divisors is an integer number (26939115241920).

Almost surely, 2^{211200220022201} is an apocalyptic number.

It is an amenable number.

211200220022201 is a deficient number, since it is larger than the sum of its proper divisors (4312701913159).

211200220022201 is a wasteful number, since it uses less digits than its factorization.

211200220022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12217286175.

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

Adding to 211200220022201 its reverse (102220022002112), we get a palindrome (313420242024313).

The spelling of 211200220022201 in words is "two hundred eleven trillion, two hundred billion, two hundred twenty million, twenty-two thousand, two hundred one".