201102111211 has 8 divisors (see below), whose sum is σ = 209414397600. Its totient is φ = 192881673600.

The previous prime is 201102111209. The next prime is 201102111229. The reversal of 201102111211 is 112111201102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 201102111211 - 2¹ = 201102111209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201102111191 and 201102111200.

It is not an unprimeable number, because it can be changed into a prime (201102111241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22957726 + ... + 22966483.

It is an arithmetic number, because the mean of its divisors is an integer number (26176799700).

Almost surely, 2^201102111211 is an apocalyptic number.

201102111211 is a deficient number, since it is larger than the sum of its proper divisors (8312286389).

201102111211 is a wasteful number, since it uses less digits than its factorization.

201102111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45924389.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201102111211 its reverse (112111201102), we get a palindrome (313213312313).

The spelling of 201102111211 in words is "two hundred one billion, one hundred two million, one hundred eleven thousand, two hundred eleven".