113323112020 has 12 divisors (see below), whose sum is σ = 237978535284. Its totient is φ = 45329244800.

The previous prime is 113323111997. The next prime is 113323112047. The reversal of 113323112020 is 20211323311.

It can be written as a sum of positive squares in 2 ways, for example, as 83822988484 + 29500123536 = 289522^2 + 171756^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2833077781 + ... + 2833077820.

It is an arithmetic number, because the mean of its divisors is an integer number (19831544607).

Almost surely, 2^113323112020 is an apocalyptic number.

113323112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113323112020 is an abundant number, since it is smaller than the sum of its proper divisors (124655423264).

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

113323112020 is a wasteful number, since it uses less digits than its factorization.

113323112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666155610 (or 5666155608 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113323112020 its reverse (20211323311), we get a palindrome (133534435331).

The spelling of 113323112020 in words is "one hundred thirteen billion, three hundred twenty-three million, one hundred twelve thousand, twenty".