213206312063 has 2 divisors, whose sum is σ = 213206312064. Its totient is φ = 213206312062.

The previous prime is 213206312047. The next prime is 213206312069. The reversal of 213206312063 is 360213602312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213206312063 - 2⁴ = 213206312047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213206312069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106603156031 + 106603156032.

It is an arithmetic number, because the mean of its divisors is an integer number (106603156032).

Almost surely, 2^213206312063 is an apocalyptic number.

213206312063 is a deficient number, since it is larger than the sum of its proper divisors (1).

213206312063 is an equidigital number, since it uses as much as digits as its factorization.

213206312063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 213206312063 its reverse (360213602312), we get a palindrome (573419914375).

The spelling of 213206312063 in words is "two hundred thirteen billion, two hundred six million, three hundred twelve thousand, sixty-three".