11222102211217 has 2 divisors, whose sum is σ = 11222102211218. Its totient is φ = 11222102211216.

The previous prime is 11222102211193. The next prime is 11222102211239. The reversal of 11222102211217 is 71211220122211.

It is a happy number.

11222102211217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8477129225601 + 2744972985616 = 2911551^2 + 1656796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11222102211217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11222102211191 and 11222102211200.

It is not a weakly prime, because it can be changed into another prime (11222102211277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611051105608 + 5611051105609.

It is an arithmetic number, because the mean of its divisors is an integer number (5611051105609).

Almost surely, 2^{11222102211217} is an apocalyptic number.

It is an amenable number.

11222102211217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222102211217 is an equidigital number, since it uses as much as digits as its factorization.

11222102211217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 11222102211217 its reverse (71211220122211), we get a palindrome (82433322333428).

The spelling of 11222102211217 in words is "eleven trillion, two hundred twenty-two billion, one hundred two million, two hundred eleven thousand, two hundred seventeen".