2313221203 has 4 divisors (see below), whose sum is σ = 2313389160. Its totient is φ = 2313053248.

The previous prime is 2313221171. The next prime is 2313221213. The reversal of 2313221203 is 3021223132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2313221203 - 2⁵ = 2313221171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2313221213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61273 + ... + 91546.

It is an arithmetic number, because the mean of its divisors is an integer number (578347290).

Almost surely, 2^2313221203 is an apocalyptic number.

2313221203 is a deficient number, since it is larger than the sum of its proper divisors (167957).

2313221203 is a wasteful number, since it uses less digits than its factorization.

2313221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167956.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2313221203 is about 48095.9582813359. The cubic root of 2313221203 is about 1322.5305761564.

Adding to 2313221203 its reverse (3021223132), we get a palindrome (5334444335).

The spelling of 2313221203 in words is "two billion, three hundred thirteen million, two hundred twenty-one thousand, two hundred three".