300030123211211 has 2 divisors, whose sum is σ = 300030123211212. Its totient is φ = 300030123211210.

The previous prime is 300030123211207. The next prime is 300030123211253. The reversal of 300030123211211 is 112112321030003.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 300030123211211 - 2² = 300030123211207 is a prime.

It is not a weakly prime, because it can be changed into another prime (300030123213211) 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 as a sum of consecutive naturals, namely, 150015061605605 + 150015061605606.

It is an arithmetic number, because the mean of its divisors is an integer number (150015061605606).

Almost surely, 2^{300030123211211} is an apocalyptic number.

300030123211211 is a deficient number, since it is larger than the sum of its proper divisors (1).

300030123211211 is an equidigital number, since it uses as much as digits as its factorization.

300030123211211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 300030123211211 its reverse (112112321030003), we get a palindrome (412142444241214).

The spelling of 300030123211211 in words is "three hundred trillion, thirty billion, one hundred twenty-three million, two hundred eleven thousand, two hundred eleven".