11000020122211 has 4 divisors (see below), whose sum is σ = 11354859481024. Its totient is φ = 10645180763400.

The previous prime is 11000020122187. The next prime is 11000020122227. The reversal of 11000020122211 is 11222102000011.

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 11000020122211 - 2⁷ = 11000020122083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000020122191 and 11000020122200.

It is not an unprimeable number, because it can be changed into a prime (11000020122251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177419679360 + ... + 177419679421.

It is an arithmetic number, because the mean of its divisors is an integer number (2838714870256).

Almost surely, 2^{11000020122211} is an apocalyptic number.

11000020122211 is a deficient number, since it is larger than the sum of its proper divisors (354839358813).

11000020122211 is an equidigital number, since it uses as much as digits as its factorization.

11000020122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354839358812.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11000020122211 its reverse (11222102000011), we get a palindrome (22222122122222).

The spelling of 11000020122211 in words is "eleven trillion, twenty million, one hundred twenty-two thousand, two hundred eleven".