11102219 has 2 divisors, whose sum is σ = 11102220. Its totient is φ = 11102218.

The previous prime is 11102197. The next prime is 11102227. The reversal of 11102219 is 91220111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11102219 is a prime.

It is a super-2 number, since 2×11102219² = 246518533447922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11102197 and 11102206.

It is not a weakly prime, because it can be changed into another prime (11102249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551109 + 5551110.

It is an arithmetic number, because the mean of its divisors is an integer number (5551110).

Almost surely, 2^11102219 is an apocalyptic number.

11102219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102219 is an equidigital number, since it uses as much as digits as its factorization.

11102219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 11102219 is about 3331.9992496998. Note that the first 3 decimals coincide. The cubic root of 11102219 is about 223.0847740857.

It can be divided in two parts, 1110 and 2219, that multiplied together give a triangular number (2463090 = T₂₂₁₉).

The spelling of 11102219 in words is "eleven million, one hundred two thousand, two hundred nineteen".