12112202022 has 32 divisors (see below), whose sum is σ = 24780529152. Its totient is φ = 3944996064.

The previous prime is 12112201987. The next prime is 12112202051. The reversal of 12112202022 is 22020221121.

It is a junction number, because it is equal to n+sod(n) for n = 12112201992 and 12112202010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137833 + ... + 207899.

It is an arithmetic number, because the mean of its divisors is an integer number (774391536).

Almost surely, 2^12112202022 is an apocalyptic number.

12112202022 is an abundant number, since it is smaller than the sum of its proper divisors (12668327130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112202022 is a wasteful number, since it uses less digits than its factorization.

12112202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70732.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12112202022 its reverse (22020221121), we get a palindrome (34132423143).

The spelling of 12112202022 in words is "twelve billion, one hundred twelve million, two hundred two thousand, twenty-two".