12022111112 has 32 divisors (see below), whose sum is σ = 24767618400. Its totient is φ = 5425276800.

The previous prime is 12022111039. The next prime is 12022111159. The reversal of 12022111112 is 21111122021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479189 + ... + 503652.

It is an arithmetic number, because the mean of its divisors is an integer number (773988075).

Almost surely, 2^12022111112 is an apocalyptic number.

It is an amenable number.

12022111112 is an abundant number, since it is smaller than the sum of its proper divisors (12745507288).

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

12022111112 is a wasteful number, since it uses less digits than its factorization.

12022111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982997 (or 982993 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12022111112 its reverse (21111122021), we get a palindrome (33133233133).

The spelling of 12022111112 in words is "twelve billion, twenty-two million, one hundred eleven thousand, one hundred twelve".