111111351116 has 6 divisors (see below), whose sum is σ = 194444864460. Its totient is φ = 55555675556.

The previous prime is 111111351103. The next prime is 111111351149. The reversal of 111111351116 is 611153111111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111111351091 and 111111351100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888918886 + ... + 13888918893.

It is an arithmetic number, because the mean of its divisors is an integer number (32407477410).

Almost surely, 2^111111351116 is an apocalyptic number.

It is an amenable number.

111111351116 is a deficient number, since it is larger than the sum of its proper divisors (83333513344).

111111351116 is a wasteful number, since it uses less digits than its factorization.

111111351116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27777837783 (or 27777837781 counting only the distinct ones).

The product of its digits is 90, while the sum is 23.

Adding to 111111351116 its reverse (611153111111), we get a palindrome (722264462227).

The spelling of 111111351116 in words is "one hundred eleven billion, one hundred eleven million, three hundred fifty-one thousand, one hundred sixteen".