2203130320 has 40 divisors (see below), whose sum is σ = 5287518720. Its totient is φ = 852823680.

The previous prime is 2203130309. The next prime is 2203130333. The reversal of 2203130320 is 230313022.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 2203130294 and 2203130303.

It is a congruent number.

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, 441700 + ... + 446659.

It is an arithmetic number, because the mean of its divisors is an integer number (132187968).

Almost surely, 2^2203130320 is an apocalyptic number.

2203130320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2203130320 is an abundant number, since it is smaller than the sum of its proper divisors (3084388400).

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

2203130320 is a wasteful number, since it uses less digits than its factorization.

2203130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888403 (or 888397 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2203130320 is about 46937.5150599177. The cubic root of 2203130320 is about 1301.2080132116.

Adding to 2203130320 its reverse (230313022), we get a palindrome (2433443342).

The spelling of 2203130320 in words is "two billion, two hundred three million, one hundred thirty thousand, three hundred twenty".