12001202102222 has 4 divisors (see below), whose sum is σ = 18001803153336. Its totient is φ = 6000601051110.

The previous prime is 12001202102207. The next prime is 12001202102231. The reversal of 12001202102222 is 22220120210021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12001202102222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000300525554 + ... + 3000300525557.

It is an arithmetic number, because the mean of its divisors is an integer number (4500450788334).

Almost surely, 2^{12001202102222} is an apocalyptic number.

12001202102222 is a deficient number, since it is larger than the sum of its proper divisors (6000601051114).

12001202102222 is an equidigital number, since it uses as much as digits as its factorization.

12001202102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6000601051113.

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

Adding to 12001202102222 its reverse (22220120210021), we get a palindrome (34221322312243).

The spelling of 12001202102222 in words is "twelve trillion, one billion, two hundred two million, one hundred two thousand, two hundred twenty-two".