211202220201101 has 8 divisors (see below), whose sum is σ = 211239812606784. Its totient is φ = 211164630268320.

The previous prime is 211202220201083. The next prime is 211202220201113. The reversal of 211202220201101 is 101102022202112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211202220201101 is a prime.

It is a super-2 number, since 2×211202220201101² (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 211202220201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211202220207101) 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, 174609086 + ... + 175814496.

It is an arithmetic number, because the mean of its divisors is an integer number (26404976575848).

Almost surely, 2^{211202220201101} is an apocalyptic number.

It is an amenable number.

211202220201101 is a deficient number, since it is larger than the sum of its proper divisors (37592405683).

211202220201101 is a wasteful number, since it uses less digits than its factorization.

211202220201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236451.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211202220201101 its reverse (101102022202112), we get a palindrome (312304242403213).

The spelling of 211202220201101 in words is "two hundred eleven trillion, two hundred two billion, two hundred twenty million, two hundred one thousand, one hundred one".