1303130311023 has 16 divisors (see below), whose sum is σ = 1781098558560. Its totient is φ = 847225234944.

The previous prime is 1303130311003. The next prime is 1303130311033. The reversal of 1303130311023 is 3201130313031.

It is not a de Polignac number, because 1303130311023 - 2³⁶ = 1234410834287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303130311003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33409536 + ... + 33448517.

It is an arithmetic number, because the mean of its divisors is an integer number (111318659910).

Almost surely, 2^{1303130311023} is an apocalyptic number.

1303130311023 is a deficient number, since it is larger than the sum of its proper divisors (477968247537).

1303130311023 is an equidigital number, since it uses as much as digits as its factorization.

1303130311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66858218.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1303130311023 its reverse (3201130313031), we get a palindrome (4504260624054).

The spelling of 1303130311023 in words is "one trillion, three hundred three billion, one hundred thirty million, three hundred eleven thousand, twenty-three".