222122012017 has 2 divisors, whose sum is σ = 222122012018. Its totient is φ = 222122012016.

The previous prime is 222122011981. The next prime is 222122012023. The reversal of 222122012017 is 710210221222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151718819121 + 70403192896 = 389511^2 + 265336^2 .

It is a cyclic number.

It is not a de Polignac number, because 222122012017 - 2⁷ = 222122011889 is a prime.

It is not a weakly prime, because it can be changed into another prime (222122012117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061006008 + 111061006009.

It is an arithmetic number, because the mean of its divisors is an integer number (111061006009).

Almost surely, 2^222122012017 is an apocalyptic number.

It is an amenable number.

222122012017 is a deficient number, since it is larger than the sum of its proper divisors (1).

222122012017 is an equidigital number, since it uses as much as digits as its factorization.

222122012017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 222122012017 its reverse (710210221222), we get a palindrome (932332233239).

The spelling of 222122012017 in words is "two hundred twenty-two billion, one hundred twenty-two million, twelve thousand, seventeen".