120222122111989 has 2 divisors, whose sum is σ = 120222122111990. Its totient is φ = 120222122111988.

The previous prime is 120222122111963. The next prime is 120222122112007. The reversal of 120222122111989 is 989111221222021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115340253956964 + 4881868155025 = 10739658^2 + 2209495^2 .

It is a cyclic number.

It is not a de Polignac number, because 120222122111989 - 2⁵ = 120222122111957 is a prime.

It is a super-2 number, since 2×120222122111989² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120222122111909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60111061055994 + 60111061055995.

It is an arithmetic number, because the mean of its divisors is an integer number (60111061055995).

Almost surely, 2^{120222122111989} is an apocalyptic number.

It is an amenable number.

120222122111989 is a deficient number, since it is larger than the sum of its proper divisors (1).

120222122111989 is an equidigital number, since it uses as much as digits as its factorization.

120222122111989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 43.

The spelling of 120222122111989 in words is "one hundred twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred eleven thousand, nine hundred eighty-nine".