11011111010077 has 2 divisors, whose sum is σ = 11011111010078. Its totient is φ = 11011111010076.

The previous prime is 11011111010051. The next prime is 11011111010131. The reversal of 11011111010077 is 77001011111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5844736572921 + 5166374437156 = 2417589^2 + 2272966^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011111010077 - 2¹⁵ = 11011110977309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011111010177) 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, 5505555505038 + 5505555505039.

It is an arithmetic number, because the mean of its divisors is an integer number (5505555505039).

Almost surely, 2^{11011111010077} is an apocalyptic number.

It is an amenable number.

11011111010077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011111010077 is an equidigital number, since it uses as much as digits as its factorization.

11011111010077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49, while the sum is 22.

Adding to 11011111010077 its reverse (77001011111011), we get a palindrome (88012122121088).

The spelling of 11011111010077 in words is "eleven trillion, eleven billion, one hundred eleven million, ten thousand, seventy-seven".