113130033220 has 24 divisors (see below), whose sum is σ = 239086280664. Its totient is φ = 44963782656.

The previous prime is 113130033199. The next prime is 113130033251. The reversal of 113130033220 is 22330031311.

It can be written as a sum of positive squares in 4 ways, for example, as 30802356036 + 82327677184 = 175506^2 + 286928^2 .

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, 18011197 + ... + 18017476.

It is an arithmetic number, because the mean of its divisors is an integer number (9961928361).

Almost surely, 2^113130033220 is an apocalyptic number.

113130033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113130033220 is an abundant number, since it is smaller than the sum of its proper divisors (125956247444).

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

113130033220 is a wasteful number, since it uses less digits than its factorization.

113130033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36028839 (or 36028837 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 113130033220 its reverse (22330031311), we get a palindrome (135460064531).

The spelling of 113130033220 in words is "one hundred thirteen billion, one hundred thirty million, thirty-three thousand, two hundred twenty".