212316170273 has 4 divisors (see below), whose sum is σ = 212338692288. Its totient is φ = 212293648260.

The previous prime is 212316170249. The next prime is 212316170293. The reversal of 212316170273 is 372071613212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212316170273 - 2¹² = 212316166177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212316170233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11246861 + ... + 11265722.

It is an arithmetic number, because the mean of its divisors is an integer number (53084673072).

Almost surely, 2^212316170273 is an apocalyptic number.

It is an amenable number.

212316170273 is a deficient number, since it is larger than the sum of its proper divisors (22522015).

212316170273 is an equidigital number, since it uses as much as digits as its factorization.

212316170273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22522014.

The product of its (nonzero) digits is 21168, while the sum is 35.

Adding to 212316170273 its reverse (372071613212), we get a palindrome (584387783485).

The spelling of 212316170273 in words is "two hundred twelve billion, three hundred sixteen million, one hundred seventy thousand, two hundred seventy-three".