223322212117 has 2 divisors, whose sum is σ = 223322212118. Its totient is φ = 223322212116.

The previous prime is 223322212109. The next prime is 223322212247. The reversal of 223322212117 is 711212223322.

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., 213879425841 + 9442786276 = 462471^2 + 97174^2 .

It is a cyclic number.

It is not a de Polignac number, because 223322212117 - 2³ = 223322212109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223322212417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111661106058 + 111661106059.

It is an arithmetic number, because the mean of its divisors is an integer number (111661106059).

Almost surely, 2^223322212117 is an apocalyptic number.

It is an amenable number.

223322212117 is a deficient number, since it is larger than the sum of its proper divisors (1).

223322212117 is an equidigital number, since it uses as much as digits as its factorization.

223322212117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 28.

Adding to 223322212117 its reverse (711212223322), we get a palindrome (934534435439).

The spelling of 223322212117 in words is "two hundred twenty-three billion, three hundred twenty-two million, two hundred twelve thousand, one hundred seventeen".