1111110110101 has 12 divisors (see below), whose sum is σ = 1172754184332. Its totient is φ = 1052552781504.

The previous prime is 1111110110059. The next prime is 1111110110119. The reversal of 1111110110101 is 1010110111111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 590785927876 + 520324182225 = 768626^2 + 721335^2 .

It is not a de Polignac number, because 1111110110101 - 2¹⁹ = 1111109585813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111110110171) 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 in 11 ways as a sum of consecutive naturals, for example, 5105161 + ... + 5318353.

It is an arithmetic number, because the mean of its divisors is an integer number (97729515361).

Almost surely, 2^{1111110110101} is an apocalyptic number.

It is an amenable number.

1111110110101 is a deficient number, since it is larger than the sum of its proper divisors (61644074231).

1111110110101 is a wasteful number, since it uses less digits than its factorization.

1111110110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227668 (or 227649 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 1111110110101 its reverse (1010110111111), we get a palindrome (2121220221212).

The spelling of 1111110110101 in words is "one trillion, one hundred eleven billion, one hundred ten million, one hundred ten thousand, one hundred one".