1303110220 has 24 divisors (see below), whose sum is σ = 2737242144. Its totient is φ = 521108736.

The previous prime is 1303110199. The next prime is 1303110233. The reversal of 1303110220 is 220113031.

It is a self number, because there is not a number n which added to its sum of digits gives 1303110220.

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, 113044 + ... + 124036.

It is an arithmetic number, because the mean of its divisors is an integer number (114051756).

Almost surely, 2^1303110220 is an apocalyptic number.

1303110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303110220 is an abundant number, since it is smaller than the sum of its proper divisors (1434131924).

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

1303110220 is a wasteful number, since it uses less digits than its factorization.

1303110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16929 (or 16927 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1303110220 is about 36098.6179790861. The cubic root of 1303110220 is about 1092.2625672918.

Adding to 1303110220 its reverse (220113031), we get a palindrome (1523223251).

The spelling of 1303110220 in words is "one billion, three hundred three million, one hundred ten thousand, two hundred twenty".