212130330011 has 2 divisors, whose sum is σ = 212130330012. Its totient is φ = 212130330010.

The previous prime is 212130329981. The next prime is 212130330023. The reversal of 212130330011 is 110033031212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212130330011 - 2⁶ = 212130329947 is a prime.

It is not a weakly prime, because it can be changed into another prime (212130330091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106065165005 + 106065165006.

It is an arithmetic number, because the mean of its divisors is an integer number (106065165006).

Almost surely, 2^212130330011 is an apocalyptic number.

212130330011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212130330011 is an equidigital number, since it uses as much as digits as its factorization.

212130330011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 212130330011 its reverse (110033031212), we get a palindrome (322163361223).

The spelling of 212130330011 in words is "two hundred twelve billion, one hundred thirty million, three hundred thirty thousand, eleven".