12112120011022 has 4 divisors (see below), whose sum is σ = 18168180016536. Its totient is φ = 6056060005510.

The previous prime is 12112120010989. The next prime is 12112120011119. The reversal of 12112120011022 is 22011002121121.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12112120011022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12112120010987 and 12112120011005.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3028030002754 + ... + 3028030002757.

It is an arithmetic number, because the mean of its divisors is an integer number (4542045004134).

Almost surely, 2^{12112120011022} is an apocalyptic number.

12112120011022 is a deficient number, since it is larger than the sum of its proper divisors (6056060005514).

12112120011022 is an equidigital number, since it uses as much as digits as its factorization.

12112120011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6056060005513.

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

Adding to 12112120011022 its reverse (22011002121121), we get a palindrome (34123122132143).

The spelling of 12112120011022 in words is "twelve trillion, one hundred twelve billion, one hundred twenty million, eleven thousand, twenty-two".