110111009977 has 2 divisors, whose sum is σ = 110111009978. Its totient is φ = 110111009976.

The previous prime is 110111009971. The next prime is 110111010007. The reversal of 110111009977 is 779900111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87078698281 + 23032311696 = 295091^2 + 151764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110111009977 is a prime.

It is not a weakly prime, because it can be changed into another prime (110111009971) 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, 55055504988 + 55055504989.

It is an arithmetic number, because the mean of its divisors is an integer number (55055504989).

Almost surely, 2^110111009977 is an apocalyptic number.

It is an amenable number.

110111009977 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111009977 is an equidigital number, since it uses as much as digits as its factorization.

110111009977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3969, while the sum is 37.

The spelling of 110111009977 in words is "one hundred ten billion, one hundred eleven million, nine thousand, nine hundred seventy-seven".