201110001211 has 12 divisors (see below), whose sum is σ = 234044098968. Its totient is φ = 172306455552.

The previous prime is 201110001187. The next prime is 201110001223. The reversal of 201110001211 is 112100011102.

It is not a de Polignac number, because 201110001211 - 2¹¹ = 201109999163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201110001011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 759366 + ... + 989371.

It is an arithmetic number, because the mean of its divisors is an integer number (19503674914).

Almost surely, 2^201110001211 is an apocalyptic number.

201110001211 is a deficient number, since it is larger than the sum of its proper divisors (32934097757).

201110001211 is a wasteful number, since it uses less digits than its factorization.

201110001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751098 (or 1751091 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 201110001211 its reverse (112100011102), we get a palindrome (313210012313).

The spelling of 201110001211 in words is "two hundred one billion, one hundred ten million, one thousand, two hundred eleven".