12002022101222 has 4 divisors (see below), whose sum is σ = 18003033151836. Its totient is φ = 6001011050610.

The previous prime is 12002022101197. The next prime is 12002022101347. The reversal of 12002022101222 is 22210122020021.

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 12002022101222.

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, 3000505525304 + ... + 3000505525307.

It is an arithmetic number, because the mean of its divisors is an integer number (4500758287959).

Almost surely, 2^{12002022101222} is an apocalyptic number.

12002022101222 is a deficient number, since it is larger than the sum of its proper divisors (6001011050614).

12002022101222 is an equidigital number, since it uses as much as digits as its factorization.

12002022101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001011050613.

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

Adding to 12002022101222 its reverse (22210122020021), we get a palindrome (34212144121243).

The spelling of 12002022101222 in words is "twelve trillion, two billion, twenty-two million, one hundred one thousand, two hundred twenty-two".