1111123345686 has 32 divisors (see below), whose sum is σ = 2344920814080. Its totient is φ = 350290632384.

The previous prime is 1111123345679. The next prime is 1111123345699. The reversal of 1111123345686 is 6865433211111.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45221530 + ... + 45246093.

It is an arithmetic number, because the mean of its divisors is an integer number (73278775440).

Almost surely, 2^{1111123345686} is an apocalyptic number.

1111123345686 is an abundant number, since it is smaller than the sum of its proper divisors (1233797468394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111123345686 is a wasteful number, since it uses less digits than its factorization.

1111123345686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90467740.

The product of its digits is 103680, while the sum is 42.

Adding to 1111123345686 its reverse (6865433211111), we get a palindrome (7976556556797).

The spelling of 1111123345686 in words is "one trillion, one hundred eleven billion, one hundred twenty-three million, three hundred forty-five thousand, six hundred eighty-six".