12200022112 has 24 divisors (see below), whose sum is σ = 25063090416. Its totient is φ = 5834792832.

The previous prime is 12200022091. The next prime is 12200022139. The reversal of 12200022112 is 21122000221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12200022092 and 12200022101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8287323 + ... + 8288794.

It is an arithmetic number, because the mean of its divisors is an integer number (1044295434).

Almost surely, 2^12200022112 is an apocalyptic number.

It is an amenable number.

12200022112 is an abundant number, since it is smaller than the sum of its proper divisors (12863068304).

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

12200022112 is a wasteful number, since it uses less digits than its factorization.

12200022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16576150 (or 16576142 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12200022112 its reverse (21122000221), we get a palindrome (33322022333).

The spelling of 12200022112 in words is "twelve billion, two hundred million, twenty-two thousand, one hundred twelve".