122122119437897 has 2 divisors, whose sum is σ = 122122119437898. Its totient is φ = 122122119437896.

The previous prime is 122122119437887. The next prime is 122122119437957. The reversal of 122122119437897 is 798734911221221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121283107405321 + 839012032576 = 11012861^2 + 915976^2 .

It is a cyclic number.

It is not a de Polignac number, because 122122119437897 - 2¹⁶ = 122122119372361 is a prime.

It is not a weakly prime, because it can be changed into another prime (122122119437887) 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, 61061059718948 + 61061059718949.

It is an arithmetic number, because the mean of its divisors is an integer number (61061059718949).

Almost surely, 2^{122122119437897} is an apocalyptic number.

It is an amenable number.

122122119437897 is a deficient number, since it is larger than the sum of its proper divisors (1).

122122119437897 is an equidigital number, since it uses as much as digits as its factorization.

122122119437897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 59.

The spelling of 122122119437897 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, one hundred nineteen million, four hundred thirty-seven thousand, eight hundred ninety-seven".