211210212201201 has 24 divisors (see below), whose sum is σ = 306173449207080. Its totient is φ = 140302953052416.

The previous prime is 211210212201187. The next prime is 211210212201217. The reversal of 211210212201201 is 102102212012112.

211210212201201 is a `hidden beast` number, since 2 + 11 + 210 + 21 + 220 + 1 + 201 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 127253290035600 + 83956922165601 = 11280660^2 + 9162801^2 .

It is not a de Polignac number, because 211210212201201 - 2¹⁷ = 211210212070129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211210212201251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9256005 + ... + 22540941.

It is an arithmetic number, because the mean of its divisors is an integer number (12757227050295).

Almost surely, 2^{211210212201201} is an apocalyptic number.

It is an amenable number.

211210212201201 is a deficient number, since it is larger than the sum of its proper divisors (94963237005879).

211210212201201 is a wasteful number, since it uses less digits than its factorization.

211210212201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13291265 (or 13291262 counting only the distinct ones).

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

Adding to 211210212201201 its reverse (102102212012112), we get a palindrome (313312424213313).

The spelling of 211210212201201 in words is "two hundred eleven trillion, two hundred ten billion, two hundred twelve million, two hundred one thousand, two hundred one".