11200212217 has 2 divisors, whose sum is σ = 11200212218. Its totient is φ = 11200212216.

The previous prime is 11200212197. The next prime is 11200212223. The reversal of 11200212217 is 71221200211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7910501481 + 3289710736 = 88941^2 + 57356^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200212217 - 2¹⁵ = 11200179449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11200212194 and 11200212203.

It is not a weakly prime, because it can be changed into another prime (11200212277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600106108 + 5600106109.

It is an arithmetic number, because the mean of its divisors is an integer number (5600106109).

Almost surely, 2^11200212217 is an apocalyptic number.

It is an amenable number.

11200212217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200212217 is an equidigital number, since it uses as much as digits as its factorization.

11200212217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 11200212217 its reverse (71221200211), we get a palindrome (82421412428).

The spelling of 11200212217 in words is "eleven billion, two hundred million, two hundred twelve thousand, two hundred seventeen".