122012121102211 has 2 divisors, whose sum is σ = 122012121102212. Its totient is φ = 122012121102210.

The previous prime is 122012121102197. The next prime is 122012121102317. The reversal of 122012121102211 is 112201121210221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122012121102211 is a prime.

It is not a weakly prime, because it can be changed into another prime (122012121103211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61006060551105 + 61006060551106.

It is an arithmetic number, because the mean of its divisors is an integer number (61006060551106).

Almost surely, 2^{122012121102211} is an apocalyptic number.

122012121102211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122012121102211 is an equidigital number, since it uses as much as digits as its factorization.

122012121102211 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 19.

Adding to 122012121102211 its reverse (112201121210221), we get a palindrome (234213242312432).

The spelling of 122012121102211 in words is "one hundred twenty-two trillion, twelve billion, one hundred twenty-one million, one hundred two thousand, two hundred eleven".