111313310111 has 16 divisors (see below), whose sum is σ = 117608236800. Its totient is φ = 105062764608.

The previous prime is 111313310083. The next prime is 111313310131. The reversal of 111313310111 is 111013313111.

It is a cyclic number.

It is not a de Polignac number, because 111313310111 - 2²² = 111309115807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111313310111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111313310131) 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, 5644310 + ... + 5663996.

It is an arithmetic number, because the mean of its divisors is an integer number (7350514800).

Almost surely, 2^111313310111 is an apocalyptic number.

111313310111 is a deficient number, since it is larger than the sum of its proper divisors (6294926689).

111313310111 is a wasteful number, since it uses less digits than its factorization.

111313310111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20798.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 111313310111 its reverse (111013313111), we get a palindrome (222326623222).

The spelling of 111313310111 in words is "one hundred eleven billion, three hundred thirteen million, three hundred ten thousand, one hundred eleven".