111102220210120 has 64 divisors (see below), whose sum is σ = 250409050260480. Its totient is φ = 44364621770496.

The previous prime is 111102220210073. The next prime is 111102220210139. The reversal of 111102220210120 is 21012022201111.

It is a junction number, because it is equal to n+sod(n) for n = 111102220210094 and 111102220210103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370775797 + ... + 371075323.

It is an arithmetic number, because the mean of its divisors is an integer number (3912641410320).

Almost surely, 2^{111102220210120} is an apocalyptic number.

111102220210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102220210120 is an abundant number, since it is smaller than the sum of its proper divisors (139306830050360).

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

111102220210120 is a wasteful number, since it uses less digits than its factorization.

111102220210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315422 (or 315418 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111102220210120 its reverse (21012022201111), we get a palindrome (132114242411231).

The spelling of 111102220210120 in words is "one hundred eleven trillion, one hundred two billion, two hundred twenty million, two hundred ten thousand, one hundred twenty".