212303323273 has 2 divisors, whose sum is σ = 212303323274. Its totient is φ = 212303323272.

The previous prime is 212303323259. The next prime is 212303323333. The reversal of 212303323273 is 372323303212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189667218064 + 22636105209 = 435508^2 + 150453^2 .

It is a cyclic number.

It is not a de Polignac number, because 212303323273 - 2⁹ = 212303322761 is a prime.

It is not a weakly prime, because it can be changed into another prime (212303327273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106151661636 + 106151661637.

It is an arithmetic number, because the mean of its divisors is an integer number (106151661637).

Almost surely, 2^212303323273 is an apocalyptic number.

It is an amenable number.

212303323273 is a deficient number, since it is larger than the sum of its proper divisors (1).

212303323273 is an equidigital number, since it uses as much as digits as its factorization.

212303323273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 31.

Adding to 212303323273 its reverse (372323303212), we get a palindrome (584626626485).

The spelling of 212303323273 in words is "two hundred twelve billion, three hundred three million, three hundred twenty-three thousand, two hundred seventy-three".