122266222662221 has 24 divisors (see below), whose sum is σ = 135046473008832. Its totient is φ = 110609789875200.

The previous prime is 122266222662197. The next prime is 122266222662289.

122266222662221 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 122266222662221 - 2¹⁴ = 122266222645837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122266222692221) 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 in 23 ways as a sum of consecutive naturals, for example, 196354445 + ... + 196976141.

It is an arithmetic number, because the mean of its divisors is an integer number (5626936375368).

Almost surely, 2^{122266222662221} is an apocalyptic number.

122266222662221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122266222662221 is a deficient number, since it is larger than the sum of its proper divisors (12780250346611).

122266222662221 is a wasteful number, since it uses less digits than its factorization.

122266222662221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629633 (or 629622 counting only the distinct ones).

The product of its digits is 663552, while the sum is 44.

The spelling of 122266222662221 in words is "one hundred twenty-two trillion, two hundred sixty-six billion, two hundred twenty-two million, six hundred sixty-two thousand, two hundred twenty-one".