12221001202202 has 64 divisors (see below), whose sum is σ = 19924280764416. Its totient is φ = 5588565200640.

The previous prime is 12221001202181. The next prime is 12221001202217. The reversal of 12221001202202 is 20220210012221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1398119552 + ... + 1398128292.

It is an arithmetic number, because the mean of its divisors is an integer number (311316886944).

Almost surely, 2^{12221001202202} is an apocalyptic number.

12221001202202 is a deficient number, since it is larger than the sum of its proper divisors (7703279562214).

12221001202202 is a wasteful number, since it uses less digits than its factorization.

12221001202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10095.

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

Adding to 12221001202202 its reverse (20220210012221), we get a palindrome (32441211214423).

The spelling of 12221001202202 in words is "twelve trillion, two hundred twenty-one billion, one million, two hundred two thousand, two hundred two".