12112022011222 has 24 divisors (see below), whose sum is σ = 21134490894000. Its totient is φ = 5190805564560.

The previous prime is 12112022011217. The next prime is 12112022011253. The reversal of 12112022011222 is 22211022021121.

It is a self number, because there is not a number n which added to its sum of digits gives 12112022011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8212447 + ... + 9574357.

It is an arithmetic number, because the mean of its divisors is an integer number (880603787250).

Almost surely, 2^{12112022011222} is an apocalyptic number.

12112022011222 is a deficient number, since it is larger than the sum of its proper divisors (9022468882778).

12112022011222 is a wasteful number, since it uses less digits than its factorization.

12112022011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452676 (or 1452669 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12112022011222 its reverse (22211022021121), we get a palindrome (34323044032343).

The spelling of 12112022011222 in words is "twelve trillion, one hundred twelve billion, twenty-two million, eleven thousand, two hundred twenty-two".