111232204442212 has 96 divisors (see below), whose sum is σ = 232428345649920. Its totient is φ = 45569467883520.

The previous prime is 111232204442201. The next prime is 111232204442237. The reversal of 111232204442212 is 212244402232111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82554412 + ... + 83890972.

It is an arithmetic number, because the mean of its divisors is an integer number (2421128600520).

Almost surely, 2^{111232204442212} 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 111232204442212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116214172824960).

111232204442212 is an abundant number, since it is smaller than the sum of its proper divisors (121196141207708).

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

111232204442212 is a wasteful number, since it uses less digits than its factorization.

111232204442212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337621 (or 1337619 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 111232204442212 its reverse (212244402232111), we get a palindrome (323476606674323).

The spelling of 111232204442212 in words is "one hundred eleven trillion, two hundred thirty-two billion, two hundred four million, four hundred forty-two thousand, two hundred twelve".