122133231211 has 2 divisors, whose sum is σ = 122133231212. Its totient is φ = 122133231210.

The previous prime is 122133231203. The next prime is 122133231271. The reversal of 122133231211 is 112132331221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122133231211 - 2³ = 122133231203 is a prime.

It is not a weakly prime, because it can be changed into another prime (122133231271) 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, 61066615605 + 61066615606.

It is an arithmetic number, because the mean of its divisors is an integer number (61066615606).

Almost surely, 2^122133231211 is an apocalyptic number.

122133231211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122133231211 is an equidigital number, since it uses as much as digits as its factorization.

122133231211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 22.

Adding to 122133231211 its reverse (112132331221), we get a palindrome (234265562432).

The spelling of 122133231211 in words is "one hundred twenty-two billion, one hundred thirty-three million, two hundred thirty-one thousand, two hundred eleven".