201111122000011 has 2 divisors, whose sum is σ = 201111122000012. Its totient is φ = 201111122000010.

The previous prime is 201111121999967. The next prime is 201111122000039. The reversal of 201111122000011 is 110000221111102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201111122000011 - 2¹⁷ = 201111121868939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201111121999955 and 201111122000000.

It is not a weakly prime, because it can be changed into another prime (201111122000911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555561000005 + 100555561000006.

It is an arithmetic number, because the mean of its divisors is an integer number (100555561000006).

Almost surely, 2^{201111122000011} is an apocalyptic number.

201111122000011 is a deficient number, since it is larger than the sum of its proper divisors (1).

201111122000011 is an equidigital number, since it uses as much as digits as its factorization.

201111122000011 is an odious number, because the sum of its binary digits is odd.

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

Adding to 201111122000011 its reverse (110000221111102), we get a palindrome (311111343111113).

The spelling of 201111122000011 in words is "two hundred one trillion, one hundred eleven billion, one hundred twenty-two million, eleven", and thus it is an aban number.