1205382316223 has 2 divisors, whose sum is σ = 1205382316224. Its totient is φ = 1205382316222.

The previous prime is 1205382316207. The next prime is 1205382316277. The reversal of 1205382316223 is 3226132835021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1205382316223 - 2⁴ = 1205382316207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1205382315223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602691158111 + 602691158112.

It is an arithmetic number, because the mean of its divisors is an integer number (602691158112).

Almost surely, 2^{1205382316223} is an apocalyptic number.

1205382316223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1205382316223 is an equidigital number, since it uses as much as digits as its factorization.

1205382316223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 1205382316223 in words is "one trillion, two hundred five billion, three hundred eighty-two million, three hundred sixteen thousand, two hundred twenty-three".