22212021322111 has 2 divisors, whose sum is σ = 22212021322112. Its totient is φ = 22212021322110.

The previous prime is 22212021322091. The next prime is 22212021322123. The reversal of 22212021322111 is 11122312021222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22212021322111 - 2⁵ = 22212021322079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22212021322171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106010661055 + 11106010661056.

It is an arithmetic number, because the mean of its divisors is an integer number (11106010661056).

Almost surely, 2^{22212021322111} is an apocalyptic number.

22212021322111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212021322111 is an equidigital number, since it uses as much as digits as its factorization.

22212021322111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22212021322111 its reverse (11122312021222), we get a palindrome (33334333343333).

The spelling of 22212021322111 in words is "twenty-two trillion, two hundred twelve billion, twenty-one million, three hundred twenty-two thousand, one hundred eleven".