1003312031203 has 2 divisors, whose sum is σ = 1003312031204. Its totient is φ = 1003312031202.

The previous prime is 1003312031179. The next prime is 1003312031207. The reversal of 1003312031203 is 3021302133001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1003312031203 - 2⁹ = 1003312030691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003312031207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501656015601 + 501656015602.

It is an arithmetic number, because the mean of its divisors is an integer number (501656015602).

Almost surely, 2^{1003312031203} is an apocalyptic number.

1003312031203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003312031203 is an equidigital number, since it uses as much as digits as its factorization.

1003312031203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1003312031203 its reverse (3021302133001), we get a palindrome (4024614164204).

The spelling of 1003312031203 in words is "one trillion, three billion, three hundred twelve million, thirty-one thousand, two hundred three".