222222011120117 has 2 divisors, whose sum is σ = 222222011120118. Its totient is φ = 222222011120116.

The previous prime is 222222011120107. The next prime is 222222011120129. The reversal of 222222011120117 is 711021110222222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156137045421361 + 66084965698756 = 12495481^2 + 8129266^2 .

It is a cyclic number.

It is not a de Polignac number, because 222222011120117 - 2⁴ = 222222011120101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222222011120107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111111005560058 + 111111005560059.

It is an arithmetic number, because the mean of its divisors is an integer number (111111005560059).

Almost surely, 2^{222222011120117} is an apocalyptic number.

It is an amenable number.

222222011120117 is a deficient number, since it is larger than the sum of its proper divisors (1).

222222011120117 is an equidigital number, since it uses as much as digits as its factorization.

222222011120117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 222222011120117 its reverse (711021110222222), we get a palindrome (933243121342339).

The spelling of 222222011120117 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, eleven million, one hundred twenty thousand, one hundred seventeen".