222011113171 has 2 divisors, whose sum is σ = 222011113172. Its totient is φ = 222011113170.

The previous prime is 222011113073. The next prime is 222011113201. The reversal of 222011113171 is 171311110222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222011113171 - 2²⁵ = 221977558739 is a prime.

It is not a weakly prime, because it can be changed into another prime (222011110171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111005556585 + 111005556586.

It is an arithmetic number, because the mean of its divisors is an integer number (111005556586).

Almost surely, 2^222011113171 is an apocalyptic number.

222011113171 is a deficient number, since it is larger than the sum of its proper divisors (1).

222011113171 is an equidigital number, since it uses as much as digits as its factorization.

222011113171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 22.

Adding to 222011113171 its reverse (171311110222), we get a palindrome (393322223393).

The spelling of 222011113171 in words is "two hundred twenty-two billion, eleven million, one hundred thirteen thousand, one hundred seventy-one".