1312320223003 has 2 divisors, whose sum is σ = 1312320223004. Its totient is φ = 1312320223002.

The previous prime is 1312320222991. The next prime is 1312320223009. The reversal of 1312320223003 is 3003220232131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312320223003 - 2²⁵ = 1312286668571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312320223009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656160111501 + 656160111502.

It is an arithmetic number, because the mean of its divisors is an integer number (656160111502).

Almost surely, 2^{1312320223003} is an apocalyptic number.

1312320223003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312320223003 is an equidigital number, since it uses as much as digits as its factorization.

1312320223003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1312320223003 its reverse (3003220232131), we get a palindrome (4315540455134).

The spelling of 1312320223003 in words is "one trillion, three hundred twelve billion, three hundred twenty million, two hundred twenty-three thousand, three".