1312232201113 has 2 divisors, whose sum is σ = 1312232201114. Its totient is φ = 1312232201112.

The previous prime is 1312232201087. The next prime is 1312232201153. The reversal of 1312232201113 is 3111022322131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1310779981449 + 1452219664 = 1144893^2 + 38108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1312232201113 - 2¹⁷ = 1312232070041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312232201153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656116100556 + 656116100557.

It is an arithmetic number, because the mean of its divisors is an integer number (656116100557).

Almost surely, 2^{1312232201113} is an apocalyptic number.

It is an amenable number.

1312232201113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312232201113 is an equidigital number, since it uses as much as digits as its factorization.

1312232201113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1312232201113 its reverse (3111022322131), we get a palindrome (4423254523244).

The spelling of 1312232201113 in words is "one trillion, three hundred twelve billion, two hundred thirty-two million, two hundred one thousand, one hundred thirteen".