122012200022117 has 2 divisors, whose sum is σ = 122012200022118. Its totient is φ = 122012200022116.

The previous prime is 122012200022071. The next prime is 122012200022179. The reversal of 122012200022117 is 711220002210221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70031474247361 + 51980725774756 = 8368481^2 + 7209766^2 .

It is a cyclic number.

It is not a de Polignac number, because 122012200022117 - 2¹² = 122012200018021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122012200022092 and 122012200022101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122012200022917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61006100011058 + 61006100011059.

It is an arithmetic number, because the mean of its divisors is an integer number (61006100011059).

Almost surely, 2^{122012200022117} is an apocalyptic number.

It is an amenable number.

122012200022117 is a deficient number, since it is larger than the sum of its proper divisors (1).

122012200022117 is an equidigital number, since it uses as much as digits as its factorization.

122012200022117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 122012200022117 its reverse (711220002210221), we get a palindrome (833232202232338).

The spelling of 122012200022117 in words is "one hundred twenty-two trillion, twelve billion, two hundred million, twenty-two thousand, one hundred seventeen".