1110111111142 has 16 divisors (see below), whose sum is σ = 1832621082192. Its totient is φ = 500130507520.

The previous prime is 1110111111059. The next prime is 1110111111143. The reversal of 1110111111142 is 2411111110111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110111111143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223270063 + ... + 223275034.

It is an arithmetic number, because the mean of its divisors is an integer number (114538817637).

Almost surely, 2^{1110111111142} is an apocalyptic number.

1110111111142 is a deficient number, since it is larger than the sum of its proper divisors (722509971050).

1110111111142 is a wasteful number, since it uses less digits than its factorization.

1110111111142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446545223.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 1110111111142 its reverse (2411111110111), we get a palindrome (3521222221253).

The spelling of 1110111111142 in words is "one trillion, one hundred ten billion, one hundred eleven million, one hundred eleven thousand, one hundred forty-two".