120222200177 has 2 divisors, whose sum is σ = 120222200178. Its totient is φ = 120222200176.

The previous prime is 120222200083. The next prime is 120222200179. The reversal of 120222200177 is 771002222021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82874318641 + 37347881536 = 287879^2 + 193256^2 .

It is an emirp because it is prime and its reverse (771002222021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120222200177 - 2³⁰ = 119148458353 is a prime.

Together with 120222200179, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120222200179) 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, 60111100088 + 60111100089.

It is an arithmetic number, because the mean of its divisors is an integer number (60111100089).

Almost surely, 2^120222200177 is an apocalyptic number.

It is an amenable number.

120222200177 is a deficient number, since it is larger than the sum of its proper divisors (1).

120222200177 is an equidigital number, since it uses as much as digits as its factorization.

120222200177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 26.

Adding to 120222200177 its reverse (771002222021), we get a palindrome (891224422198).

The spelling of 120222200177 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred thousand, one hundred seventy-seven".