211203230012323 has 2 divisors, whose sum is σ = 211203230012324. Its totient is φ = 211203230012322.

The previous prime is 211203230012317. The next prime is 211203230012351. The reversal of 211203230012323 is 323210032302112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211203230012323 is a prime.

It is not a weakly prime, because it can be changed into another prime (211203230012623) 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 as a sum of consecutive naturals, namely, 105601615006161 + 105601615006162.

It is an arithmetic number, because the mean of its divisors is an integer number (105601615006162).

Almost surely, 2^{211203230012323} is an apocalyptic number.

211203230012323 is a deficient number, since it is larger than the sum of its proper divisors (1).

211203230012323 is an equidigital number, since it uses as much as digits as its factorization.

211203230012323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 211203230012323 its reverse (323210032302112), we get a palindrome (534413262314435).

The spelling of 211203230012323 in words is "two hundred eleven trillion, two hundred three billion, two hundred thirty million, twelve thousand, three hundred twenty-three".