122210012189 has 2 divisors, whose sum is σ = 122210012190. Its totient is φ = 122210012188.

The previous prime is 122210012173. The next prime is 122210012251. The reversal of 122210012189 is 981210012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85550400100 + 36659612089 = 292490^2 + 191467^2 .

It is a cyclic number.

It is not a de Polignac number, because 122210012189 - 2⁴ = 122210012173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122210012129) 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, 61105006094 + 61105006095.

It is an arithmetic number, because the mean of its divisors is an integer number (61105006095).

Almost surely, 2^122210012189 is an apocalyptic number.

It is an amenable number.

122210012189 is a deficient number, since it is larger than the sum of its proper divisors (1).

122210012189 is an equidigital number, since it uses as much as digits as its factorization.

122210012189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 122210012189 in words is "one hundred twenty-two billion, two hundred ten million, twelve thousand, one hundred eighty-nine".