112111121077 has 2 divisors, whose sum is σ = 112111121078. Its totient is φ = 112111121076.

The previous prime is 112111121033. The next prime is 112111121113. The reversal of 112111121077 is 770121111211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107239220676 + 4871900401 = 327474^2 + 69799^2 .

It is a cyclic number.

It is not a de Polignac number, because 112111121077 - 2¹⁹ = 112110596789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112111121377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055560538 + 56055560539.

It is an arithmetic number, because the mean of its divisors is an integer number (56055560539).

Almost surely, 2^112111121077 is an apocalyptic number.

It is an amenable number.

112111121077 is a deficient number, since it is larger than the sum of its proper divisors (1).

112111121077 is an equidigital number, since it uses as much as digits as its factorization.

112111121077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 25.

Adding to 112111121077 its reverse (770121111211), we get a palindrome (882232232288).

The spelling of 112111121077 in words is "one hundred twelve billion, one hundred eleven million, one hundred twenty-one thousand, seventy-seven".