111102101211112 has 32 divisors (see below), whose sum is σ = 229992301536480. Its totient is φ = 49892509850560.

The previous prime is 111102101211011. The next prime is 111102101211149. The reversal of 111102101211112 is 211112101201111.

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, 7605558223 + ... + 7605572830.

It is an arithmetic number, because the mean of its divisors is an integer number (7187259423015).

Almost surely, 2^{111102101211112} is an apocalyptic number.

It is an amenable number.

111102101211112 is an abundant number, since it is smaller than the sum of its proper divisors (118890200325368).

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

111102101211112 is a wasteful number, since it uses less digits than its factorization.

111102101211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15211131153 (or 15211131149 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111102101211112 its reverse (211112101201111), we get a palindrome (322214202412223).

The spelling of 111102101211112 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, two hundred eleven thousand, one hundred twelve".