11001110011081 has 2 divisors, whose sum is σ = 11001110011082. Its totient is φ = 11001110011080.

The previous prime is 11001110011063. The next prime is 11001110011123. The reversal of 11001110011081 is 18011001110011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9715165351056 + 1285944660025 = 3116916^2 + 1133995^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001110011081 - 2¹⁷ = 11001109880009 is a prime.

It is a super-3 number, since 3×11001110011081³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11001110041081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500555005540 + 5500555005541.

It is an arithmetic number, because the mean of its divisors is an integer number (5500555005541).

Almost surely, 2^{11001110011081} is an apocalyptic number.

It is an amenable number.

11001110011081 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001110011081 is an equidigital number, since it uses as much as digits as its factorization.

11001110011081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 11001110011081 its reverse (18011001110011), we get a palindrome (29012111121092).

The spelling of 11001110011081 in words is "eleven trillion, one billion, one hundred ten million, eleven thousand, eighty-one".