22201223101117 has 2 divisors, whose sum is σ = 22201223101118. Its totient is φ = 22201223101116.

The previous prime is 22201223101081. The next prime is 22201223101199. The reversal of 22201223101117 is 71110132210222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20085984464121 + 2115238636996 = 4481739^2 + 1454386^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201223101117 - 2⁷ = 22201223100989 is a prime.

It is a super-2 number, since 2×22201223101117² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22201223101091 and 22201223101100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22201223102117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100611550558 + 11100611550559.

It is an arithmetic number, because the mean of its divisors is an integer number (11100611550559).

Almost surely, 2^{22201223101117} is an apocalyptic number.

It is an amenable number.

22201223101117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201223101117 is an equidigital number, since it uses as much as digits as its factorization.

22201223101117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 22201223101117 its reverse (71110132210222), we get a palindrome (93311355311339).

The spelling of 22201223101117 in words is "twenty-two trillion, two hundred one billion, two hundred twenty-three million, one hundred one thousand, one hundred seventeen".