113200120220 has 24 divisors (see below), whose sum is σ = 259331185008. Its totient is φ = 41163680000.

The previous prime is 113200120157. The next prime is 113200120223. The reversal of 113200120220 is 22021002311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113200120195 and 113200120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113200120223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257272781 + ... + 257273220.

It is an arithmetic number, because the mean of its divisors is an integer number (10805466042).

Almost surely, 2^113200120220 is an apocalyptic number.

113200120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113200120220 is an abundant number, since it is smaller than the sum of its proper divisors (146131064788).

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

113200120220 is a wasteful number, since it uses less digits than its factorization.

113200120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514546021 (or 514546019 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 113200120220 its reverse (22021002311), we get a palindrome (135221122531).

The spelling of 113200120220 in words is "one hundred thirteen billion, two hundred million, one hundred twenty thousand, two hundred twenty".