212323303211303 has 4 divisors (see below), whose sum is σ = 212323364272008. Its totient is φ = 212323242150600.

The previous prime is 212323303211231. The next prime is 212323303211309. The reversal of 212323303211303 is 303112303323212.

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 212323303211303 - 2¹⁰ = 212323303210279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212323303211309) 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, 24977873 + ... + 32381178.

It is an arithmetic number, because the mean of its divisors is an integer number (53080841068002).

Almost surely, 2^{212323303211303} is an apocalyptic number.

212323303211303 is a deficient number, since it is larger than the sum of its proper divisors (61060705).

212323303211303 is an equidigital number, since it uses as much as digits as its factorization.

212323303211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61060704.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 212323303211303 its reverse (303112303323212), we get a palindrome (515435606534515).

The spelling of 212323303211303 in words is "two hundred twelve trillion, three hundred twenty-three billion, three hundred three million, two hundred eleven thousand, three hundred three".