11210222011 has 4 divisors (see below), whose sum is σ = 11697622992. Its totient is φ = 10722821032.

The previous prime is 11210221999. The next prime is 11210222027. The reversal of 11210222011 is 11022201211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11022201211 = 7 ⋅1574600173.

It is a cyclic number.

It is not a de Polignac number, because 11210222011 - 2²⁷ = 11076004283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11210221982 and 11210222000.

It is not an unprimeable number, because it can be changed into a prime (11210222311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243700456 + ... + 243700501.

It is an arithmetic number, because the mean of its divisors is an integer number (2924405748).

Almost surely, 2^11210222011 is an apocalyptic number.

11210222011 is a deficient number, since it is larger than the sum of its proper divisors (487400981).

11210222011 is an equidigital number, since it uses as much as digits as its factorization.

11210222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487400980.

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

Adding to 11210222011 its reverse (11022201211), we get a palindrome (22232423222).

The spelling of 11210222011 in words is "eleven billion, two hundred ten million, two hundred twenty-two thousand, eleven".