30012111011 has 2 divisors, whose sum is σ = 30012111012. Its totient is φ = 30012111010.

The previous prime is 30012111001. The next prime is 30012111037. The reversal of 30012111011 is 11011121003.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (11011121003) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30012111011 - 2³⁴ = 12832241827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30012110983 and 30012111001.

It is not a weakly prime, because it can be changed into another prime (30012111001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006055505 + 15006055506.

It is an arithmetic number, because the mean of its divisors is an integer number (15006055506).

Almost surely, 2^30012111011 is an apocalyptic number.

30012111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

30012111011 is an equidigital number, since it uses as much as digits as its factorization.

30012111011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 30012111011 its reverse (11011121003), we get a palindrome (41023232014).

The spelling of 30012111011 in words is "thirty billion, twelve million, one hundred eleven thousand, eleven".