11220001112011 has 2 divisors, whose sum is σ = 11220001112012. Its totient is φ = 11220001112010.

The previous prime is 11220001112009. The next prime is 11220001112027. The reversal of 11220001112011 is 11021110002211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11220001112011 - 2¹ = 11220001112009 is a prime.

Together with 11220001112009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11220001111982 and 11220001112000.

It is not a weakly prime, because it can be changed into another prime (11220008112011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610000556005 + 5610000556006.

It is an arithmetic number, because the mean of its divisors is an integer number (5610000556006).

Almost surely, 2^{11220001112011} is an apocalyptic number.

11220001112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220001112011 is an equidigital number, since it uses as much as digits as its factorization.

11220001112011 is an evil number, because the sum of its binary digits is even.

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

Adding to 11220001112011 its reverse (11021110002211), we get a palindrome (22241111114222).

The spelling of 11220001112011 in words is "eleven trillion, two hundred twenty billion, one million, one hundred twelve thousand, eleven".