111011009077 has 2 divisors, whose sum is σ = 111011009078. Its totient is φ = 111011009076.

The previous prime is 111011009063. The next prime is 111011009107. The reversal of 111011009077 is 770900110111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107116125796 + 3894883281 = 327286^2 + 62409^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111011009077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111011009377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505504538 + 55505504539.

It is an arithmetic number, because the mean of its divisors is an integer number (55505504539).

Almost surely, 2^111011009077 is an apocalyptic number.

It is an amenable number.

111011009077 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011009077 is an equidigital number, since it uses as much as digits as its factorization.

111011009077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 441, while the sum is 28.

Adding to 111011009077 its reverse (770900110111), we get a palindrome (881911119188).

The spelling of 111011009077 in words is "one hundred eleven billion, eleven million, nine thousand, seventy-seven".