12112102100122 has 8 divisors (see below), whose sum is σ = 18238846353876. Its totient is φ = 6032486648832.

The previous prime is 12112102100117. The next prime is 12112102100149. The reversal of 12112102100122 is 22100120121121.

It can be written as a sum of positive squares in 2 ways, for example, as 8114185828681 + 3997916271441 = 2848541^2 + 1999479^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12112102100096 and 12112102100105.

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, 11782199973 + ... + 11782201000.

Almost surely, 2^{12112102100122} is an apocalyptic number.

12112102100122 is a deficient number, since it is larger than the sum of its proper divisors (6126744253754).

12112102100122 is a wasteful number, since it uses less digits than its factorization.

12112102100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23564401232.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12112102100122 its reverse (22100120121121), we get a palindrome (34212222221243).

The spelling of 12112102100122 in words is "twelve trillion, one hundred twelve billion, one hundred two million, one hundred thousand, one hundred twenty-two".