211121021022201 has 24 divisors (see below), whose sum is σ = 321304700400320. Its totient is φ = 133214155052256.

The previous prime is 211121021022187. The next prime is 211121021022253. The reversal of 211121021022201 is 102220120121112.

211121021022201 is a `hidden beast` number, since 21 + 1 + 1 + 210 + 210 + 2 + 220 + 1 = 666.

It is not a de Polignac number, because 211121021022201 - 2⁷ = 211121021022073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211121021020201) 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, 580545346 + ... + 580908891.

Almost surely, 2^{211121021022201} is an apocalyptic number.

It is an amenable number.

211121021022201 is a deficient number, since it is larger than the sum of its proper divisors (110183679378119).

211121021022201 is a wasteful number, since it uses less digits than its factorization.

211121021022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161455325 (or 1161455322 counting only the distinct ones).

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

Adding to 211121021022201 its reverse (102220120121112), we get a palindrome (313341141143313).

The spelling of 211121021022201 in words is "two hundred eleven trillion, one hundred twenty-one billion, twenty-one million, twenty-two thousand, two hundred one".