222042422117 has 2 divisors, whose sum is σ = 222042422118. Its totient is φ = 222042422116.

The previous prime is 222042422059. The next prime is 222042422171. The reversal of 222042422117 is 711224240222.

Together with next prime (222042422171) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127728326881 + 94314095236 = 357391^2 + 307106^2 .

It is a cyclic number.

It is not a de Polignac number, because 222042422117 - 2²⁸ = 221773986661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222042422117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222042422417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111021211058 + 111021211059.

It is an arithmetic number, because the mean of its divisors is an integer number (111021211059).

Almost surely, 2^222042422117 is an apocalyptic number.

It is an amenable number.

222042422117 is a deficient number, since it is larger than the sum of its proper divisors (1).

222042422117 is an equidigital number, since it uses as much as digits as its factorization.

222042422117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

Adding to 222042422117 its reverse (711224240222), we get a palindrome (933266662339).

The spelling of 222042422117 in words is "two hundred twenty-two billion, forty-two million, four hundred twenty-two thousand, one hundred seventeen".