1010101111101 has 16 divisors (see below), whose sum is σ = 1496523841920. Its totient is φ = 673365752640.

The previous prime is 1010101111051. The next prime is 1010101111183. The reversal of 1010101111101 is 1011111010101.

It is not a de Polignac number, because 1010101111101 - 2²⁷ = 1009966893373 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 (1010101111601) 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, 437265 + ... + 1487078.

It is an arithmetic number, because the mean of its divisors is an integer number (93532740120).

Almost surely, 2^{1010101111101} is an apocalyptic number.

It is an amenable number.

1010101111101 is a deficient number, since it is larger than the sum of its proper divisors (486422730819).

1010101111101 is a wasteful number, since it uses less digits than its factorization.

1010101111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943793 (or 1943787 counting only the distinct ones).

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

Adding to 1010101111101 its reverse (1011111010101), we get a palindrome (2021212121202).

The spelling of 1010101111101 in words is "one trillion, ten billion, one hundred one million, one hundred eleven thousand, one hundred one".