111230303021312 has 144 divisors (see below), whose sum is σ = 228122757206400. Its totient is φ = 54096269230080.

The previous prime is 111230303021309. The next prime is 111230303021329. The reversal of 111230303021312 is 213120303032111.

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, 11079813989 + ... + 11079824027.

Almost surely, 2^{111230303021312} 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 111230303021312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114061378603200).

111230303021312 is an abundant number, since it is smaller than the sum of its proper divisors (116892454185088).

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

111230303021312 is a wasteful number, since it uses less digits than its factorization.

111230303021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13152 (or 13138 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 111230303021312 its reverse (213120303032111), we get a palindrome (324350606053423).

The spelling of 111230303021312 in words is "one hundred eleven trillion, two hundred thirty billion, three hundred three million, twenty-one thousand, three hundred twelve".