1312001423303 has 2 divisors, whose sum is σ = 1312001423304. Its totient is φ = 1312001423302.

The previous prime is 1312001423279. The next prime is 1312001423357. The reversal of 1312001423303 is 3033241002131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1312001423303 - 2³⁴ = 1294821554119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312001423503) 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 as a sum of consecutive naturals, namely, 656000711651 + 656000711652.

It is an arithmetic number, because the mean of its divisors is an integer number (656000711652).

Almost surely, 2^{1312001423303} is an apocalyptic number.

1312001423303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312001423303 is an equidigital number, since it uses as much as digits as its factorization.

1312001423303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1312001423303 its reverse (3033241002131), we get a palindrome (4345242425434).

The spelling of 1312001423303 in words is "one trillion, three hundred twelve billion, one million, four hundred twenty-three thousand, three hundred three".