1010111101101 has 24 divisors (see below), whose sum is σ = 1513136177280. Its totient is φ = 673386063552.

The previous prime is 1010111101093. The next prime is 1010111101123. The reversal of 1010111101101 is 1011011110101.

It is not a de Polignac number, because 1010111101101 - 2³ = 1010111101093 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 (1010111101301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12701580 + ... + 12780858.

It is an arithmetic number, because the mean of its divisors is an integer number (63047340720).

Almost surely, 2^{1010111101101} is an apocalyptic number.

It is an amenable number.

1010111101101 is a deficient number, since it is larger than the sum of its proper divisors (503025076179).

1010111101101 is an frugal number, since it uses more digits than its factorization.

1010111101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131727 (or 131715 counting only the distinct ones).

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

Adding to 1010111101101 its reverse (1011011110101), we get a palindrome (2021122211202).

The spelling of 1010111101101 in words is "one trillion, ten billion, one hundred eleven million, one hundred one thousand, one hundred one".