201111200411 has 4 divisors (see below), whose sum is σ = 219394036824. Its totient is φ = 182828364000.

The previous prime is 201111200377. The next prime is 201111200441. The reversal of 201111200411 is 114002111102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201111200411 - 2³⁰ = 200037458587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201111200441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9141418190 + ... + 9141418211.

It is an arithmetic number, because the mean of its divisors is an integer number (54848509206).

Almost surely, 2^201111200411 is an apocalyptic number.

201111200411 is a deficient number, since it is larger than the sum of its proper divisors (18282836413).

201111200411 is a wasteful number, since it uses less digits than its factorization.

201111200411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18282836412.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201111200411 its reverse (114002111102), we get a palindrome (315113311513).

The spelling of 201111200411 in words is "two hundred one billion, one hundred eleven million, two hundred thousand, four hundred eleven".