12020224112 has 40 divisors (see below), whose sum is σ = 25174013760. Its totient is φ = 5527146240.

The previous prime is 12020224079. The next prime is 12020224121. The reversal of 12020224112 is 21142202021.

It is a congruent number.

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, 51464 + ... + 163367.

It is an arithmetic number, because the mean of its divisors is an integer number (629350344).

Almost surely, 2^12020224112 is an apocalyptic number.

It is an amenable number.

12020224112 is an abundant number, since it is smaller than the sum of its proper divisors (13153789648).

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

12020224112 is a wasteful number, since it uses less digits than its factorization.

12020224112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215121 (or 215115 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12020224112 its reverse (21142202021), we get a palindrome (33162426133).

The spelling of 12020224112 in words is "twelve billion, twenty million, two hundred twenty-four thousand, one hundred twelve".