1312300223203 has 2 divisors, whose sum is σ = 1312300223204. Its totient is φ = 1312300223202.

The previous prime is 1312300223161. The next prime is 1312300223239. The reversal of 1312300223203 is 3023220032131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312300223203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312300226203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656150111601 + 656150111602.

It is an arithmetic number, because the mean of its divisors is an integer number (656150111602).

Almost surely, 2^{1312300223203} is an apocalyptic number.

1312300223203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312300223203 is an equidigital number, since it uses as much as digits as its factorization.

1312300223203 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 1312300223203 its reverse (3023220032131), we get a palindrome (4335520255334).

The spelling of 1312300223203 in words is "one trillion, three hundred twelve billion, three hundred million, two hundred twenty-three thousand, two hundred three".