116305220 has 24 divisors (see below), whose sum is σ = 244810944. Its totient is φ = 46413536.

The previous prime is 116305199. The next prime is 116305243. The reversal of 116305220 is 22503611.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 116305192 and 116305201.

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, 2297 + ... + 15423.

It is an arithmetic number, because the mean of its divisors is an integer number (10200456).

Almost surely, 2^116305220 is an apocalyptic number.

116305220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116305220 is an abundant number, since it is smaller than the sum of its proper divisors (128505724).

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

116305220 is a wasteful number, since it uses less digits than its factorization.

116305220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13579 (or 13577 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 116305220 is about 10784.4897885806. The cubic root of 116305220 is about 488.1272679350.

Adding to 116305220 its reverse (22503611), we get a palindrome (138808831).

The spelling of 116305220 in words is "one hundred sixteen million, three hundred five thousand, two hundred twenty".