11222232211171 has 2 divisors, whose sum is σ = 11222232211172. Its totient is φ = 11222232211170.

The previous prime is 11222232211159. The next prime is 11222232211187. The reversal of 11222232211171 is 17111223222211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222232211171 - 2²⁹ = 11221695340259 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222232011171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611116105585 + 5611116105586.

It is an arithmetic number, because the mean of its divisors is an integer number (5611116105586).

Almost surely, 2^{11222232211171} is an apocalyptic number.

11222232211171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222232211171 is an equidigital number, since it uses as much as digits as its factorization.

11222232211171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 28.

Adding to 11222232211171 its reverse (17111223222211), we get a palindrome (28333455433382).

The spelling of 11222232211171 in words is "eleven trillion, two hundred twenty-two billion, two hundred thirty-two million, two hundred eleven thousand, one hundred seventy-one".