1013111044111 has 12 divisors (see below), whose sum is σ = 1030739038672. Its totient is φ = 995779661184.

The previous prime is 1013111044103. The next prime is 1013111044123. The reversal of 1013111044111 is 1114401113101.

It is a happy number.

It is not a de Polignac number, because 1013111044111 - 2³ = 1013111044103 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 (1013111044411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25715350 + ... + 25754716.

Almost surely, 2^{1013111044111} is an apocalyptic number.

1013111044111 is a deficient number, since it is larger than the sum of its proper divisors (17627994561).

1013111044111 is an frugal number, since it uses more digits than its factorization.

1013111044111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46878 (or 46819 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 1013111044111 its reverse (1114401113101), we get a palindrome (2127512157212).

The spelling of 1013111044111 in words is "one trillion, thirteen billion, one hundred eleven million, forty-four thousand, one hundred eleven".