201111101012011 has 8 divisors (see below), whose sum is σ = 206554151268864. Its totient is φ = 195693665110080.

The previous prime is 201111101011979. The next prime is 201111101012057. The reversal of 201111101012011 is 110210101111102.

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 201111101012011 - 2⁵ = 201111101011979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201111101011982 and 201111101012000.

It is not an unprimeable number, because it can be changed into a prime (201111101042011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6403572816 + ... + 6403604221.

It is an arithmetic number, because the mean of its divisors is an integer number (25819268908608).

Almost surely, 2^{201111101012011} is an apocalyptic number.

201111101012011 is a deficient number, since it is larger than the sum of its proper divisors (5443050256853).

201111101012011 is a wasteful number, since it uses less digits than its factorization.

201111101012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12807177461.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 201111101012011 its reverse (110210101111102), we get a palindrome (311321202123113).

Subtracting from 201111101012011 its reverse (110210101111102), we obtain a palindrome (90900999900909).

The spelling of 201111101012011 in words is "two hundred one trillion, one hundred eleven billion, one hundred one million, twelve thousand, eleven".