1303023302003 has 2 divisors, whose sum is σ = 1303023302004. Its totient is φ = 1303023302002.

The previous prime is 1303023301999. The next prime is 1303023302023. The reversal of 1303023302003 is 3002033203031.

It is an a-pointer prime, because the next prime (1303023302023) can be obtained adding 1303023302003 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303023302003 - 2² = 1303023301999 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303023302023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651511651001 + 651511651002.

It is an arithmetic number, because the mean of its divisors is an integer number (651511651002).

Almost surely, 2^{1303023302003} is an apocalyptic number.

1303023302003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303023302003 is an equidigital number, since it uses as much as digits as its factorization.

1303023302003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 1303023302003 its reverse (3002033203031), we get a palindrome (4305056505034).

The spelling of 1303023302003 in words is "one trillion, three hundred three billion, twenty-three million, three hundred two thousand, three".