12112202321122 has 8 divisors (see below), whose sum is σ = 18168321066156. Its totient is φ = 6056095299072.

The previous prime is 12112202321113. The next prime is 12112202321183. The reversal of 12112202321122 is 22112320221121.

It can be written as a sum of positive squares in 2 ways, for example, as 11804453649121 + 307748672001 = 3435761^2 + 554751^2 .

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 = 12112202321093 and 12112202321102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417138 + ... + 4939474.

Almost surely, 2^{12112202321122} is an apocalyptic number.

12112202321122 is a deficient number, since it is larger than the sum of its proper divisors (6056118745034).

12112202321122 is a wasteful number, since it uses less digits than its factorization.

12112202321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861492.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 12112202321122 its reverse (22112320221121), we get a palindrome (34224522542243).

The spelling of 12112202321122 in words is "twelve trillion, one hundred twelve billion, two hundred two million, three hundred twenty-one thousand, one hundred twenty-two".