2003131322287 has 2 divisors, whose sum is σ = 2003131322288. Its totient is φ = 2003131322286.

The previous prime is 2003131322261. The next prime is 2003131322323. The reversal of 2003131322287 is 7822231313002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003131322287 - 2³⁹ = 1453375508399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003131322587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001565661143 + 1001565661144.

It is an arithmetic number, because the mean of its divisors is an integer number (1001565661144).

Almost surely, 2^{2003131322287} is an apocalyptic number.

2003131322287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003131322287 is an equidigital number, since it uses as much as digits as its factorization.

2003131322287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 2003131322287 its reverse (7822231313002), we get a palindrome (9825362635289).

The spelling of 2003131322287 in words is "two trillion, three billion, one hundred thirty-one million, three hundred twenty-two thousand, two hundred eighty-seven".