12168161322 has 16 divisors (see below), whose sum is σ = 24377788512. Its totient is φ = 4049142800.

The previous prime is 12168161227. The next prime is 12168161329. The reversal of 12168161322 is 22316186121.

It is not an unprimeable number, because it can be changed into a prime (12168161329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723929 + ... + 1730972.

It is an arithmetic number, because the mean of its divisors is an integer number (1523611782).

Almost surely, 2^12168161322 is an apocalyptic number.

12168161322 is an abundant number, since it is smaller than the sum of its proper divisors (12209627190).

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

12168161322 is a wasteful number, since it uses less digits than its factorization.

12168161322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3455493.

The product of its digits is 6912, while the sum is 33.

The spelling of 12168161322 in words is "twelve billion, one hundred sixty-eight million, one hundred sixty-one thousand, three hundred twenty-two".