212064315163 has 4 divisors (see below), whose sum is σ = 215540779408. Its totient is φ = 208587850920.

The previous prime is 212064315161. The next prime is 212064315179. The reversal of 212064315163 is 361513460212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212064315163 - 2¹ = 212064315161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212064315161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738232031 + ... + 1738232152.

It is an arithmetic number, because the mean of its divisors is an integer number (53885194852).

Almost surely, 2^212064315163 is an apocalyptic number.

212064315163 is a deficient number, since it is larger than the sum of its proper divisors (3476464245).

212064315163 is an equidigital number, since it uses as much as digits as its factorization.

212064315163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476464244.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 212064315163 its reverse (361513460212), we get a palindrome (573577775375).

The spelling of 212064315163 in words is "two hundred twelve billion, sixty-four million, three hundred fifteen thousand, one hundred sixty-three".