12200111021222 has 16 divisors (see below), whose sum is σ = 18347029476912. Its totient is φ = 6084451501920.

The previous prime is 12200111021207. The next prime is 12200111021261. The reversal of 12200111021222 is 22212011100221.

It is a self number, because there is not a number n which added to its sum of digits gives 12200111021222.

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, 2804429 + ... + 5680232.

It is an arithmetic number, because the mean of its divisors is an integer number (1146689342307).

Almost surely, 2^{12200111021222} is an apocalyptic number.

12200111021222 is a deficient number, since it is larger than the sum of its proper divisors (6146918455690).

12200111021222 is a wasteful number, since it uses less digits than its factorization.

12200111021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8486503.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12200111021222 its reverse (22212011100221), we get a palindrome (34412122121443).

The spelling of 12200111021222 in words is "twelve trillion, two hundred billion, one hundred eleven million, twenty-one thousand, two hundred twenty-two".