12169255122 has 48 divisors (see below), whose sum is σ = 26602823520. Its totient is φ = 4020198336.

The previous prime is 12169255121. The next prime is 12169255151. The reversal of 12169255122 is 22155296121.

12169255122 is a `hidden beast` number, since 1 + 2 + 16 + 92 + 551 + 2 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (12169255121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1539793 + ... + 1547675.

It is an arithmetic number, because the mean of its divisors is an integer number (554225490).

Almost surely, 2^12169255122 is an apocalyptic number.

12169255122 is an abundant number, since it is smaller than the sum of its proper divisors (14433568398).

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

12169255122 is a wasteful number, since it uses less digits than its factorization.

12169255122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8647 (or 8644 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 12169255122 in words is "twelve billion, one hundred sixty-nine million, two hundred fifty-five thousand, one hundred twenty-two".