12123222321102 has 16 divisors (see below), whose sum is σ = 24246543289680. Its totient is φ = 4041057665792.

The previous prime is 12123222321097. The next prime is 12123222321113. The reversal of 12123222321102 is 20112322232121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2461827 + ... + 5505182.

It is an arithmetic number, because the mean of its divisors is an integer number (1515408955605).

Almost surely, 2^{12123222321102} is an apocalyptic number.

12123222321102 is an abundant number, since it is smaller than the sum of its proper divisors (12123320968578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12123222321102 is a wasteful number, since it uses less digits than its factorization.

12123222321102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220627.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12123222321102 its reverse (20112322232121), we get a palindrome (32235544553223).

The spelling of 12123222321102 in words is "twelve trillion, one hundred twenty-three billion, two hundred twenty-two million, three hundred twenty-one thousand, one hundred two".