12112101322 has 4 divisors (see below), whose sum is σ = 18168151986. Its totient is φ = 6056050660.

The previous prime is 12112101319. The next prime is 12112101389. The reversal of 12112101322 is 22310121121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22310121121 = 32467 ⋅687163.

It can be written as a sum of positive squares in only one way, i.e., 11759450481 + 352650841 = 108441^2 + 18779^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12112101296 and 12112101305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3028025329 + ... + 3028025332.

Almost surely, 2^12112101322 is an apocalyptic number.

12112101322 is a deficient number, since it is larger than the sum of its proper divisors (6056050664).

12112101322 is an equidigital number, since it uses as much as digits as its factorization.

12112101322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6056050663.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12112101322 its reverse (22310121121), we get a palindrome (34422222443).

The spelling of 12112101322 in words is "twelve billion, one hundred twelve million, one hundred one thousand, three hundred twenty-two".