111123346668 has 24 divisors (see below), whose sum is σ = 265317759168. Its totient is φ = 36179694096.

The previous prime is 111123346657. The next prime is 111123346673. The reversal of 111123346668 is 866643321111.

It is a plaindrome in base 10.

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, 107677146 + ... + 107678177.

It is an arithmetic number, because the mean of its divisors is an integer number (11054906632).

Almost surely, 2^111123346668 is an apocalyptic number.

It is an amenable number.

111123346668 is an abundant number, since it is smaller than the sum of its proper divisors (154194412500).

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

111123346668 is a wasteful number, since it uses less digits than its factorization.

111123346668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215355373 (or 215355371 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

Adding to 111123346668 its reverse (866643321111), we get a palindrome (977766667779).

The spelling of 111123346668 in words is "one hundred eleven billion, one hundred twenty-three million, three hundred forty-six thousand, six hundred sixty-eight".