113332123221012 has 144 divisors (see below), whose sum is σ = 292507499007360. Its totient is φ = 36990626586624.

The previous prime is 113332123221007. The next prime is 113332123221043. The reversal of 113332123221012 is 210122321233311.

113332123221012 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 321 + 2 + 322 + 1 + 0 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 246778939 + ... + 247237757.

It is an arithmetic number, because the mean of its divisors is an integer number (2031302076440).

Almost surely, 2^{113332123221012} is an apocalyptic number.

113332123221012 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 113332123221012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146253749503680).

113332123221012 is an abundant number, since it is smaller than the sum of its proper divisors (179175375786348).

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

113332123221012 is a wasteful number, since it uses less digits than its factorization.

113332123221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459582 (or 459577 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 113332123221012 its reverse (210122321233311), we get a palindrome (323454444454323).

The spelling of 113332123221012 in words is "one hundred thirteen trillion, three hundred thirty-two billion, one hundred twenty-three million, two hundred twenty-one thousand, twelve".