123300111211 has 2 divisors, whose sum is σ = 123300111212. Its totient is φ = 123300111210.

The previous prime is 123300111149. The next prime is 123300111331. The reversal of 123300111211 is 112111003321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123300111211 - 2⁷ = 123300111083 is a prime.

It is not a weakly prime, because it can be changed into another prime (123300111611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61650055605 + 61650055606.

It is an arithmetic number, because the mean of its divisors is an integer number (61650055606).

Almost surely, 2^123300111211 is an apocalyptic number.

123300111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

123300111211 is an equidigital number, since it uses as much as digits as its factorization.

123300111211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 123300111211 its reverse (112111003321), we get a palindrome (235411114532).

The spelling of 123300111211 in words is "one hundred twenty-three billion, three hundred million, one hundred eleven thousand, two hundred eleven".