211222102201101 has 32 divisors (see below), whose sum is σ = 317330936663040. Its totient is φ = 138830572566000.

The previous prime is 211222102201051. The next prime is 211222102201223. The reversal of 211222102201101 is 101102201222112.

211222102201101 is a `hidden beast` number, since 2 + 1 + 122 + 210 + 220 + 110 + 1 = 666.

211222102201101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-211222102201101 is a prime.

It is a super-2 number, since 2×211222102201101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211222102281101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512405526 + ... + 512817576.

It is an arithmetic number, because the mean of its divisors is an integer number (9916591770720).

Almost surely, 2^{211222102201101} is an apocalyptic number.

It is an amenable number.

211222102201101 is a deficient number, since it is larger than the sum of its proper divisors (106108834461939).

211222102201101 is a wasteful number, since it uses less digits than its factorization.

211222102201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679534 (or 679528 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211222102201101 its reverse (101102201222112), we get a palindrome (312324303423213).

The spelling of 211222102201101 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred two million, two hundred one thousand, one hundred one".