212020101011 has 2 divisors, whose sum is σ = 212020101012. Its totient is φ = 212020101010.

The previous prime is 212020100933. The next prime is 212020101017. The reversal of 212020101011 is 110101020212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212020101011 - 2¹⁰ = 212020099987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020100983 and 212020101001.

It is not a weakly prime, because it can be changed into another prime (212020101017) 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, 106010050505 + 106010050506.

It is an arithmetic number, because the mean of its divisors is an integer number (106010050506).

Almost surely, 2^212020101011 is an apocalyptic number.

212020101011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020101011 is an equidigital number, since it uses as much as digits as its factorization.

212020101011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212020101011 its reverse (110101020212), we get a palindrome (322121121223).

The spelling of 212020101011 in words is "two hundred twelve billion, twenty million, one hundred one thousand, eleven".