11102220211 has 2 divisors, whose sum is σ = 11102220212. Its totient is φ = 11102220210.

The previous prime is 11102220167. The next prime is 11102220223. The reversal of 11102220211 is 11202220111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11102220211 - 2²³ = 11093831603 is a prime.

It is a super-2 number, since 2×11102220211² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11102220191 and 11102220200.

It is not a weakly prime, because it can be changed into another prime (11102220251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551110105 + 5551110106.

It is an arithmetic number, because the mean of its divisors is an integer number (5551110106).

Almost surely, 2^11102220211 is an apocalyptic number.

11102220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102220211 is an equidigital number, since it uses as much as digits as its factorization.

11102220211 is an evil number, because the sum of its binary digits is even.

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

Adding to 11102220211 its reverse (11202220111), we get a palindrome (22304440322).

The spelling of 11102220211 in words is "eleven billion, one hundred two million, two hundred twenty thousand, two hundred eleven".