111131022113080 has 16 divisors (see below), whose sum is σ = 250044799754520. Its totient is φ = 44452408845216.

The previous prime is 111131022113057. The next prime is 111131022113081. The reversal of 111131022113080 is 80311220131111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111131022113081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389137776374 + ... + 1389137776453.

Almost surely, 2^{111131022113080} is an apocalyptic number.

111131022113080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111131022113080 is an abundant number, since it is smaller than the sum of its proper divisors (138913777641440).

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

111131022113080 is a wasteful number, since it uses less digits than its factorization.

111131022113080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778275552838 (or 2778275552834 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 25.

Adding to 111131022113080 its reverse (80311220131111), we get a palindrome (191442242244191).

The spelling of 111131022113080 in words is "one hundred eleven trillion, one hundred thirty-one billion, twenty-two million, one hundred thirteen thousand, eighty".