11011000111061 has 2 divisors, whose sum is σ = 11011000111062. Its totient is φ = 11011000111060.

The previous prime is 11011000111021. The next prime is 11011000111159. The reversal of 11011000111061 is 16011100011011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10873466680036 + 137533431025 = 3297494^2 + 370855^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011000111061 - 2²² = 11010995916757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11011000111021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505500055530 + 5505500055531.

It is an arithmetic number, because the mean of its divisors is an integer number (5505500055531).

Almost surely, 2^{11011000111061} is an apocalyptic number.

It is an amenable number.

11011000111061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011000111061 is an equidigital number, since it uses as much as digits as its factorization.

11011000111061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 11011000111061 its reverse (16011100011011), we get a palindrome (27022100122072).

The spelling of 11011000111061 in words is "eleven trillion, eleven billion, one hundred eleven thousand, sixty-one".