12012202112022 has 36 divisors (see below), whose sum is σ = 30275652264156. Its totient is φ = 3432057746040.

The previous prime is 12012202112021. The next prime is 12012202112047. The reversal of 12012202112022 is 22021120221021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12012202111986 and 12012202112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012202112021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 6809637504 + ... + 6809639267.

It is an arithmetic number, because the mean of its divisors is an integer number (840990340671).

Almost surely, 2^{12012202112022} is an apocalyptic number.

12012202112022 is an abundant number, since it is smaller than the sum of its proper divisors (18263450152134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12012202112022 is a wasteful number, since it uses less digits than its factorization.

12012202112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13619276793 (or 13619276783 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12012202112022 its reverse (22021120221021), we get a palindrome (34033322333043).

The spelling of 12012202112022 in words is "twelve trillion, twelve billion, two hundred two million, one hundred twelve thousand, twenty-two".