212211020011 has 2 divisors, whose sum is σ = 212211020012. Its totient is φ = 212211020010.

The previous prime is 212211019967. The next prime is 212211020053. The reversal of 212211020011 is 110020112212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212211020011 - 2¹³ = 212211011819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212211019973 and 212211020000.

It is not a weakly prime, because it can be changed into another prime (212211020711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106105510005 + 106105510006.

It is an arithmetic number, because the mean of its divisors is an integer number (106105510006).

Almost surely, 2^212211020011 is an apocalyptic number.

212211020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212211020011 is an equidigital number, since it uses as much as digits as its factorization.

212211020011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212211020011 its reverse (110020112212), we get a palindrome (322231132223).

The spelling of 212211020011 in words is "two hundred twelve billion, two hundred eleven million, twenty thousand, eleven".