211312001322323 has 4 divisors (see below), whose sum is σ = 230522183260728. Its totient is φ = 192101819383920.

The previous prime is 211312001322271. The next prime is 211312001322341. The reversal of 211312001322323 is 323223100213112.

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 211312001322323 - 2²² = 211311997128019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211312001322292 and 211312001322301.

It is not an unprimeable number, because it can be changed into a prime (211312001322353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9605090969186 + ... + 9605090969207.

It is an arithmetic number, because the mean of its divisors is an integer number (57630545815182).

Almost surely, 2^{211312001322323} is an apocalyptic number.

211312001322323 is a deficient number, since it is larger than the sum of its proper divisors (19210181938405).

211312001322323 is a wasteful number, since it uses less digits than its factorization.

211312001322323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19210181938404.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 211312001322323 its reverse (323223100213112), we get a palindrome (534535101535435).

The spelling of 211312001322323 in words is "two hundred eleven trillion, three hundred twelve billion, one million, three hundred twenty-two thousand, three hundred twenty-three".