12112122202 has 8 divisors (see below), whose sum is σ = 18348066612. Its totient is φ = 5996100000.

The previous prime is 12112122149. The next prime is 12112122203. The reversal of 12112122202 is 20222121121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10718667961 + 1393454241 = 103531^2 + 37329^2 .

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 (12112122203) 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, 29980299 + ... + 29980702.

Almost surely, 2^12112122202 is an apocalyptic number.

12112122202 is a deficient number, since it is larger than the sum of its proper divisors (6235944410).

12112122202 is a wasteful number, since it uses less digits than its factorization.

12112122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59961104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12112122202 its reverse (20222121121), we get a palindrome (32334243323).

The spelling of 12112122202 in words is "twelve billion, one hundred twelve million, one hundred twenty-two thousand, two hundred two".