12200112212222 has 8 divisors (see below), whose sum is σ = 19963819983672. Its totient is φ = 5545505551000.

The previous prime is 12200112212209. The next prime is 12200112212237. The reversal of 12200112212222 is 22221221100221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12200112212194 and 12200112212203.

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, 277275277529 + ... + 277275277572.

It is an arithmetic number, because the mean of its divisors is an integer number (2495477497959).

Almost surely, 2^{12200112212222} is an apocalyptic number.

12200112212222 is a deficient number, since it is larger than the sum of its proper divisors (7763707771450).

12200112212222 is a wasteful number, since it uses less digits than its factorization.

12200112212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554550555114.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12200112212222 its reverse (22221221100221), we get a palindrome (34421333312443).

The spelling of 12200112212222 in words is "twelve trillion, two hundred billion, one hundred twelve million, two hundred twelve thousand, two hundred twenty-two".