11220022121017 has 2 divisors, whose sum is σ = 11220022121018. Its totient is φ = 11220022121016.

The previous prime is 11220022120999. The next prime is 11220022121039. The reversal of 11220022121017 is 71012122002211.

It is an a-pointer prime, because the next prime (11220022121039) can be obtained adding 11220022121017 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7411548877056 + 3808473243961 = 2722416^2 + 1951531^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220022121017 - 2²³ = 11220013732409 is a prime.

It is a super-2 number, since 2×11220022121017² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11220022121047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610011060508 + 5610011060509.

It is an arithmetic number, because the mean of its divisors is an integer number (5610011060509).

Almost surely, 2^{11220022121017} is an apocalyptic number.

It is an amenable number.

11220022121017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220022121017 is an equidigital number, since it uses as much as digits as its factorization.

11220022121017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 11220022121017 its reverse (71012122002211), we get a palindrome (82232144123228).

The spelling of 11220022121017 in words is "eleven trillion, two hundred twenty billion, twenty-two million, one hundred twenty-one thousand, seventeen".