113113021113220 has 24 divisors (see below), whose sum is σ = 238413865915008. Its totient is φ = 45078251954400.

The previous prime is 113113021113179. The next prime is 113113021113251. The reversal of 113113021113220 is 22311120311311.

It is a junction number, because it is equal to n+sod(n) for n = 113113021113191 and 113113021113200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10434775126 + ... + 10434785965.

It is an arithmetic number, because the mean of its divisors is an integer number (9933911079792).

Almost surely, 2^{113113021113220} is an apocalyptic number.

113113021113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113113021113220 is an abundant number, since it is smaller than the sum of its proper divisors (125300844801788).

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

113113021113220 is a wasteful number, since it uses less digits than its factorization.

113113021113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20869561371 (or 20869561369 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 113113021113220 its reverse (22311120311311), we get a palindrome (135424141424531).

The spelling of 113113021113220 in words is "one hundred thirteen trillion, one hundred thirteen billion, twenty-one million, one hundred thirteen thousand, two hundred twenty".