212021122001011 has 2 divisors, whose sum is σ = 212021122001012. Its totient is φ = 212021122001010.

The previous prime is 212021122000973. The next prime is 212021122001027. The reversal of 212021122001011 is 110100221120212.

It is an a-pointer prime, because the next prime (212021122001027) can be obtained adding 212021122001011 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212021122001011 - 2²³ = 212021113612403 is a prime.

It is not a weakly prime, because it can be changed into another prime (212021122007011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010561000505 + 106010561000506.

It is an arithmetic number, because the mean of its divisors is an integer number (106010561000506).

Almost surely, 2^{212021122001011} is an apocalyptic number.

212021122001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021122001011 is an equidigital number, since it uses as much as digits as its factorization.

212021122001011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212021122001011 its reverse (110100221120212), we get a palindrome (322121343121223).

The spelling of 212021122001011 in words is "two hundred twelve trillion, twenty-one billion, one hundred twenty-two million, one thousand, eleven".