122218011151 has 2 divisors, whose sum is σ = 122218011152. Its totient is φ = 122218011150.

The previous prime is 122218011137. The next prime is 122218011187. The reversal of 122218011151 is 151110812221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122218011151 - 2²⁷ = 122083793423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122218011101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61109005575 + 61109005576.

It is an arithmetic number, because the mean of its divisors is an integer number (61109005576).

Almost surely, 2^122218011151 is an apocalyptic number.

122218011151 is a deficient number, since it is larger than the sum of its proper divisors (1).

122218011151 is an equidigital number, since it uses as much as digits as its factorization.

122218011151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 25.

Adding to 122218011151 its reverse (151110812221), we get a palindrome (273328823372).

The spelling of 122218011151 in words is "one hundred twenty-two billion, two hundred eighteen million, eleven thousand, one hundred fifty-one".