111111110001110 has 16 divisors (see below), whose sum is σ = 201574801138176. Its totient is φ = 44094487747968.

The previous prime is 111111110001083. The next prime is 111111110001127. The reversal of 111111110001110 is 11100011111111.

It is a junction number, because it is equal to n+sod(n) for n = 111111110001091 and 111111110001100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43744530227 + ... + 43744532766.

It is an arithmetic number, because the mean of its divisors is an integer number (12598425071136).

Almost surely, 2^{111111110001110} is an apocalyptic number.

111111110001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111111110001110 is a deficient number, since it is larger than the sum of its proper divisors (90463691137066).

111111110001110 is a wasteful number, since it uses less digits than its factorization.

111111110001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87489063127.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 111111110001110 its reverse (11100011111111), we get a palindrome (122211121112221).

The spelling of 111111110001110 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred ten million, one thousand, one hundred ten".