1303103213233 has 2 divisors, whose sum is σ = 1303103213234. Its totient is φ = 1303103213232.

The previous prime is 1303103213171. The next prime is 1303103213239. The reversal of 1303103213233 is 3323123013031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1101024194209 + 202079019024 = 1049297^2 + 449532^2 .

It is an emirp because it is prime and its reverse (3323123013031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1303103213233 - 2⁹ = 1303103212721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303103213198 and 1303103213207.

It is not a weakly prime, because it can be changed into another prime (1303103213239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651551606616 + 651551606617.

It is an arithmetic number, because the mean of its divisors is an integer number (651551606617).

Almost surely, 2^{1303103213233} is an apocalyptic number.

It is an amenable number.

1303103213233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303103213233 is an equidigital number, since it uses as much as digits as its factorization.

1303103213233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1303103213233 its reverse (3323123013031), we get a palindrome (4626226226264).

The spelling of 1303103213233 in words is "one trillion, three hundred three billion, one hundred three million, two hundred thirteen thousand, two hundred thirty-three".