111011000101101 has 16 divisors (see below), whose sum is σ = 171611207886720. Its totient is φ = 70789623252480.

The previous prime is 111011000101039. The next prime is 111011000101121. The reversal of 111011000101101 is 101101000110111.

It is not a de Polignac number, because 111011000101101 - 2¹⁸ = 111010999838957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011000101121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89380836820 + ... + 89380838061.

It is an arithmetic number, because the mean of its divisors is an integer number (10725700492920).

Almost surely, 2^{111011000101101} is an apocalyptic number.

It is an amenable number.

111011000101101 is a deficient number, since it is larger than the sum of its proper divisors (60600207785619).

111011000101101 is a wasteful number, since it uses less digits than its factorization.

111011000101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178761674913 (or 178761674907 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 111011000101101 its reverse (101101000110111), we get a palindrome (212112000211212).

The spelling of 111011000101101 in words is "one hundred eleven trillion, eleven billion, one hundred one thousand, one hundred one".