11020122211 has 8 divisors (see below), whose sum is σ = 13335274080. Its totient is φ = 8890182528.

The previous prime is 11020122209. The next prime is 11020122233. The reversal of 11020122211 is 11222102011.

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 11020122211 - 2¹ = 11020122209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020122191 and 11020122200.

It is not an unprimeable number, because it can be changed into a prime (11020122241) 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, 46302916 + ... + 46303153.

It is an arithmetic number, because the mean of its divisors is an integer number (1666909260).

Almost surely, 2^11020122211 is an apocalyptic number.

11020122211 is a deficient number, since it is larger than the sum of its proper divisors (2315151869).

11020122211 is an equidigital number, since it uses as much as digits as its factorization.

11020122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92606093.

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

Adding to 11020122211 its reverse (11222102011), we get a palindrome (22242224222).

The spelling of 11020122211 in words is "eleven billion, twenty million, one hundred twenty-two thousand, two hundred eleven".