113332312020 has 96 divisors (see below), whose sum is σ = 327983822208. Its totient is φ = 29217756672.

The previous prime is 113332312019. The next prime is 113332312031. The reversal of 113332312020 is 20213233311.

It is a congruent number.

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, 185959 + ... + 511121.

It is an arithmetic number, because the mean of its divisors is an integer number (3416498148).

Almost surely, 2^113332312020 is an apocalyptic number.

113332312020 is a gapful number since it is divisible by the number (10) 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 113332312020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163991911104).

113332312020 is an abundant number, since it is smaller than the sum of its proper divisors (214651510188).

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

113332312020 is a wasteful number, since it uses less digits than its factorization.

113332312020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325369 (or 325367 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 113332312020 its reverse (20213233311), we get a palindrome (133545545331).

The spelling of 113332312020 in words is "one hundred thirteen billion, three hundred thirty-two million, three hundred twelve thousand, twenty".