163111212326 has 8 divisors (see below), whose sum is σ = 244668819024. Its totient is φ = 81554939320.

The previous prime is 163111212311. The next prime is 163111212353. The reversal of 163111212326 is 623212111361.

163111212326 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69911 + ... + 575421.

It is an arithmetic number, because the mean of its divisors is an integer number (30583602378).

Almost surely, 2^163111212326 is an apocalyptic number.

163111212326 is a deficient number, since it is larger than the sum of its proper divisors (81557606698).

163111212326 is a wasteful number, since it uses less digits than its factorization.

163111212326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666846.

The product of its digits is 2592, while the sum is 29.

Adding to 163111212326 its reverse (623212111361), we get a palindrome (786323323687).

The spelling of 163111212326 in words is "one hundred sixty-three billion, one hundred eleven million, two hundred twelve thousand, three hundred twenty-six".