116303220 has 144 divisors (see below), whose sum is σ = 388402560. Its totient is φ = 27936000.

The previous prime is 116303189. The next prime is 116303267. The reversal of 116303220 is 22303611.

116303220 is a `hidden beast` number, since 1 + 1 + 630 + 32 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 116303193 and 116303202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 298786 + ... + 299174.

It is an arithmetic number, because the mean of its divisors is an integer number (2697240).

Almost surely, 2^116303220 is an apocalyptic number.

116303220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116303220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194201280).

116303220 is an abundant number, since it is smaller than the sum of its proper divisors (272099340).

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

116303220 is a wasteful number, since it uses less digits than its factorization.

116303220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 116303220 is about 10784.3970624231. The cubic root of 116303220 is about 488.1244699519.

Adding to 116303220 its reverse (22303611), we get a palindrome (138606831).

The spelling of 116303220 in words is "one hundred sixteen million, three hundred three thousand, two hundred twenty".