113323112220012 has 96 divisors (see below), whose sum is σ = 275934261657600. Its totient is φ = 36153673516800.

The previous prime is 113323112219963. The next prime is 113323112220037. The reversal of 113323112220012 is 210022211323311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16696789 + ... + 22481747.

It is an arithmetic number, because the mean of its divisors is an integer number (2874315225600).

Almost surely, 2^{113323112220012} is an apocalyptic number.

113323112220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113323112220012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137967130828800).

113323112220012 is an abundant number, since it is smaller than the sum of its proper divisors (162611149437588).

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

113323112220012 is a wasteful number, since it uses less digits than its factorization.

113323112220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5785487 (or 5785485 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 113323112220012 its reverse (210022211323311), we get a palindrome (323345323543323).

The spelling of 113323112220012 in words is "one hundred thirteen trillion, three hundred twenty-three billion, one hundred twelve million, two hundred twenty thousand, twelve".