1130013220 has 48 divisors (see below), whose sum is σ = 2854776960. Its totient is φ = 367041024.

The previous prime is 1130013187. The next prime is 1130013233. The reversal of 1130013220 is 223100311.

It is a self number, because there is not a number n which added to its sum of digits gives 1130013220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209749 + ... + 215068.

It is an arithmetic number, because the mean of its divisors is an integer number (59474520).

Almost surely, 2^1130013220 is an apocalyptic number.

1130013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130013220 is an abundant number, since it is smaller than the sum of its proper divisors (1724763740).

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

1130013220 is a wasteful number, since it uses less digits than its factorization.

1130013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424852 (or 424850 counting only the distinct ones).

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

The square root of 1130013220 is about 33615.6692630089. The cubic root of 1130013220 is about 1041.5844991472.

Adding to 1130013220 its reverse (223100311), we get a palindrome (1353113531).

The spelling of 1130013220 in words is "one billion, one hundred thirty million, thirteen thousand, two hundred twenty".