220022020117 has 2 divisors, whose sum is σ = 220022020118. Its totient is φ = 220022020116.

The previous prime is 220022020103. The next prime is 220022020171. The reversal of 220022020117 is 711020220022.

Together with next prime (220022020171) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180960055236 + 39061964881 = 425394^2 + 197641^2 .

It is a cyclic number.

It is not a de Polignac number, because 220022020117 - 2³¹ = 217874536469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220022020094 and 220022020103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220022020187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110011010058 + 110011010059.

It is an arithmetic number, because the mean of its divisors is an integer number (110011010059).

Almost surely, 2^220022020117 is an apocalyptic number.

It is an amenable number.

220022020117 is a deficient number, since it is larger than the sum of its proper divisors (1).

220022020117 is an equidigital number, since it uses as much as digits as its factorization.

220022020117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 220022020117 its reverse (711020220022), we get a palindrome (931042240139).

The spelling of 220022020117 in words is "two hundred twenty billion, twenty-two million, twenty thousand, one hundred seventeen".