122212021213211 has 2 divisors, whose sum is σ = 122212021213212. Its totient is φ = 122212021213210.

The previous prime is 122212021213201. The next prime is 122212021213223. The reversal of 122212021213211 is 112312120212221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122212021213211 - 2²² = 122212017018907 is a prime.

It is not a weakly prime, because it can be changed into another prime (122212021213201) 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, 61106010606605 + 61106010606606.

It is an arithmetic number, because the mean of its divisors is an integer number (61106010606606).

Almost surely, 2^{122212021213211} is an apocalyptic number.

122212021213211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122212021213211 is an equidigital number, since it uses as much as digits as its factorization.

122212021213211 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 23.

Adding to 122212021213211 its reverse (112312120212221), we get a palindrome (234524141425432).

The spelling of 122212021213211 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred thirteen thousand, two hundred eleven".