12112817162 has 8 divisors (see below), whose sum is σ = 18169695300. Its totient is φ = 6056252064.

The previous prime is 12112817161. The next prime is 12112817177. The reversal of 12112817162 is 26171821121.

It can be written as a sum of positive squares in 2 ways, for example, as 10774647601 + 1338169561 = 103801^2 + 36581^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12112817161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96764 + ... + 183272.

Almost surely, 2^12112817162 is an apocalyptic number.

12112817162 is a deficient number, since it is larger than the sum of its proper divisors (6056878138).

12112817162 is an equidigital number, since it uses as much as digits as its factorization.

12112817162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156520.

The product of its digits is 2688, while the sum is 32.

The spelling of 12112817162 in words is "twelve billion, one hundred twelve million, eight hundred seventeen thousand, one hundred sixty-two".