1213320302063 has 2 divisors, whose sum is σ = 1213320302064. Its totient is φ = 1213320302062.

The previous prime is 1213320302057. The next prime is 1213320302071. The reversal of 1213320302063 is 3602030233121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213320302063 - 2¹⁴ = 1213320285679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213320302863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606660151031 + 606660151032.

It is an arithmetic number, because the mean of its divisors is an integer number (606660151032).

Almost surely, 2^{1213320302063} is an apocalyptic number.

1213320302063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213320302063 is an equidigital number, since it uses as much as digits as its factorization.

1213320302063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1213320302063 its reverse (3602030233121), we get a palindrome (4815350535184).

The spelling of 1213320302063 in words is "one trillion, two hundred thirteen billion, three hundred twenty million, three hundred two thousand, sixty-three".