2203120313 has 8 divisors (see below), whose sum is σ = 2212333032. Its totient is φ = 2193924096.

The previous prime is 2203120303. The next prime is 2203120333. The reversal of 2203120313 is 3130213022.

It can be written as a sum of positive squares in 4 ways, for example, as 60171049 + 2142949264 = 7757^2 + 46292^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2203120313 is a prime.

It is a super-2 number, since 2×2203120313² = 9707478227106435938, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2203120291 and 2203120300.

It is not an unprimeable number, because it can be changed into a prime (2203120303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312281 + ... + 319257.

It is an arithmetic number, because the mean of its divisors is an integer number (276541629).

Almost surely, 2^2203120313 is an apocalyptic number.

It is an amenable number.

2203120313 is a deficient number, since it is larger than the sum of its proper divisors (9212719).

2203120313 is an equidigital number, since it uses as much as digits as its factorization.

2203120313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8251.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2203120313 is about 46937.4084606298. The cubic root of 2203120313 is about 1301.2060431045.

Adding to 2203120313 its reverse (3130213022), we get a palindrome (5333333335).

The spelling of 2203120313 in words is "two billion, two hundred three million, one hundred twenty thousand, three hundred thirteen".