1312202012027 has 2 divisors, whose sum is σ = 1312202012028. Its totient is φ = 1312202012026.

The previous prime is 1312202011979. The next prime is 1312202012057. The reversal of 1312202012027 is 7202102022131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312202012027 - 2¹² = 1312202007931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1312202011993 and 1312202012011.

It is not a weakly prime, because it can be changed into another prime (1312202012057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656101006013 + 656101006014.

It is an arithmetic number, because the mean of its divisors is an integer number (656101006014).

Almost surely, 2^{1312202012027} is an apocalyptic number.

1312202012027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312202012027 is an equidigital number, since it uses as much as digits as its factorization.

1312202012027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 1312202012027 its reverse (7202102022131), we get a palindrome (8514304034158).

The spelling of 1312202012027 in words is "one trillion, three hundred twelve billion, two hundred two million, twelve thousand, twenty-seven".