111230310303112 has 128 divisors (see below), whose sum is σ = 280177096227840. Its totient is φ = 39980518145280.

The previous prime is 111230310303067. The next prime is 111230310303169. The reversal of 111230310303112 is 211303013032111.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 31 ways as a sum of consecutive naturals, for example, 10423923 + ... + 18196669.

It is an arithmetic number, because the mean of its divisors is an integer number (2188883564280).

Almost surely, 2^{111230310303112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111230310303112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140088548113920).

111230310303112 is an abundant number, since it is smaller than the sum of its proper divisors (168946785924728).

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

111230310303112 is a wasteful number, since it uses less digits than its factorization.

111230310303112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7774571 (or 7774567 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 111230310303112 its reverse (211303013032111), we get a palindrome (322533323335223).

The spelling of 111230310303112 in words is "one hundred eleven trillion, two hundred thirty billion, three hundred ten million, three hundred three thousand, one hundred twelve".