122212121321103 has 128 divisors (see below), whose sum is σ = 191966980423680. Its totient is φ = 68365668625920.

The previous prime is 122212121321089. The next prime is 122212121321111. The reversal of 122212121321103 is 301123121212221.

It is not a de Polignac number, because 122212121321103 - 2⁵ = 122212121321071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122212121321123) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9689371425 + ... + 9689384037.

It is an arithmetic number, because the mean of its divisors is an integer number (1499742034560).

Almost surely, 2^{122212121321103} is an apocalyptic number.

122212121321103 is a deficient number, since it is larger than the sum of its proper divisors (69754859102577).

122212121321103 is a wasteful number, since it uses less digits than its factorization.

122212121321103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14157.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 122212121321103 its reverse (301123121212221), we get a palindrome (423335242533324).

The spelling of 122212121321103 in words is "one hundred twenty-two trillion, two hundred twelve billion, one hundred twenty-one million, three hundred twenty-one thousand, one hundred three".