212030012011 has 2 divisors, whose sum is σ = 212030012012. Its totient is φ = 212030012010.

The previous prime is 212030012009. The next prime is 212030012041. The reversal of 212030012011 is 110210030212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212030012011 - 2¹ = 212030012009 is a prime.

Together with 212030012009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 212030011982 and 212030012000.

It is not a weakly prime, because it can be changed into another prime (212030012041) 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, 106015006005 + 106015006006.

It is an arithmetic number, because the mean of its divisors is an integer number (106015006006).

Almost surely, 2^212030012011 is an apocalyptic number.

212030012011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212030012011 is an equidigital number, since it uses as much as digits as its factorization.

212030012011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 212030012011 its reverse (110210030212), we get a palindrome (322240042223).

The spelling of 212030012011 in words is "two hundred twelve billion, thirty million, twelve thousand, eleven".