111355330120 has 32 divisors (see below), whose sum is σ = 256376229120. Its totient is φ = 43506267840.

The previous prime is 111355330117. The next prime is 111355330157. The reversal of 111355330120 is 21033553111.

It is a super-2 number, since 2×111355330120² (a number of 23 digits) contains 22 as substring.

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, 32369016 + ... + 32372455.

It is an arithmetic number, because the mean of its divisors is an integer number (8011757160).

Almost surely, 2^111355330120 is an apocalyptic number.

111355330120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111355330120 is an abundant number, since it is smaller than the sum of its proper divisors (145020899000).

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

111355330120 is a wasteful number, since it uses less digits than its factorization.

111355330120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64741525 (or 64741521 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 111355330120 its reverse (21033553111), we get a palindrome (132388883231).

The spelling of 111355330120 in words is "one hundred eleven billion, three hundred fifty-five million, three hundred thirty thousand, one hundred twenty".