222000222077 has 2 divisors, whose sum is σ = 222000222078. Its totient is φ = 222000222076.

The previous prime is 222000222019. The next prime is 222000222167. The reversal of 222000222077 is 770222000222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180853722361 + 41146499716 = 425269^2 + 202846^2 .

It is a cyclic number.

It is not a de Polignac number, because 222000222077 - 2³⁶ = 153280745341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222000222007) 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, 111000111038 + 111000111039.

It is an arithmetic number, because the mean of its divisors is an integer number (111000111039).

Almost surely, 2^222000222077 is an apocalyptic number.

It is an amenable number.

222000222077 is a deficient number, since it is larger than the sum of its proper divisors (1).

222000222077 is an equidigital number, since it uses as much as digits as its factorization.

222000222077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 26.

Adding to 222000222077 its reverse (770222000222), we get a palindrome (992222222299).

The spelling of 222000222077 in words is "two hundred twenty-two billion, two hundred twenty-two thousand, seventy-seven".