2122021212011 has 2 divisors, whose sum is σ = 2122021212012. Its totient is φ = 2122021212010.

The previous prime is 2122021211897. The next prime is 2122021212029. The reversal of 2122021212011 is 1102121202212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2122021212011 - 2³⁸ = 1847143305067 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122021218011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061010606005 + 1061010606006.

It is an arithmetic number, because the mean of its divisors is an integer number (1061010606006).

Almost surely, 2^{2122021212011} is an apocalyptic number.

2122021212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122021212011 is an equidigital number, since it uses as much as digits as its factorization.

2122021212011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2122021212011 its reverse (1102121202212), we get a palindrome (3224142414223).

The spelling of 2122021212011 in words is "two trillion, one hundred twenty-two billion, twenty-one million, two hundred twelve thousand, eleven".