2203131513 has 16 divisors (see below), whose sum is σ = 3227616000. Its totient is φ = 1325622480.

The previous prime is 2203131503. The next prime is 2203131517. The reversal of 2203131513 is 3151313022.

It is not a de Polignac number, because 2203131513 - 2⁵ = 2203131481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2203131513.

It is not an unprimeable number, because it can be changed into a prime (2203131517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235563 + ... + 244736.

It is an arithmetic number, because the mean of its divisors is an integer number (201726000).

Almost surely, 2^2203131513 is an apocalyptic number.

It is an amenable number.

2203131513 is a deficient number, since it is larger than the sum of its proper divisors (1024484487).

2203131513 is a wasteful number, since it uses less digits than its factorization.

2203131513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480452.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 2203131513 is about 46937.5277683007. The cubic root of 2203131513 is about 1301.2082480806.

Adding to 2203131513 its reverse (3151313022), we get a palindrome (5354444535).

The spelling of 2203131513 in words is "two billion, two hundred three million, one hundred thirty-one thousand, five hundred thirteen".