2031203313 has 24 divisors (see below), whose sum is σ = 2959632000. Its totient is φ = 1342325664.

The previous prime is 2031203269. The next prime is 2031203381. The reversal of 2031203313 is 3133021302.

2031203313 is a `hidden beast` number, since 20 + 312 + 0 + 331 + 3 = 666.

It is not a de Polignac number, because 2031203313 - 2¹² = 2031199217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2031203813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 828856 + ... + 831302.

It is an arithmetic number, because the mean of its divisors is an integer number (123318000).

Almost surely, 2^2031203313 is an apocalyptic number.

It is an amenable number.

2031203313 is a deficient number, since it is larger than the sum of its proper divisors (928428687).

2031203313 is a wasteful number, since it uses less digits than its factorization.

2031203313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221 (or 3218 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2031203313 is about 45068.8729945624. The cubic root of 2031203313 is about 1266.4395518551.

Adding to 2031203313 its reverse (3133021302), we get a palindrome (5164224615).

The spelling of 2031203313 in words is "two billion, thirty-one million, two hundred three thousand, three hundred thirteen".