12002211202212 has 288 divisors, whose sum is σ = 38515815496704. Its totient is φ = 3060722246400.

The previous prime is 12002211202211. The next prime is 12002211202253. The reversal of 12002211202212 is 21220211220021.

It is a happy number.

12002211202212 is a `hidden beast` number, since 1 + 200 + 221 + 1 + 20 + 221 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (12002211202211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 92428443 + ... + 92558205.

Almost surely, 2^{12002211202212} is an apocalyptic number.

12002211202212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12002211202212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19257907748352).

12002211202212 is an abundant number, since it is smaller than the sum of its proper divisors (26513604294492).

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

12002211202212 is a wasteful number, since it uses less digits than its factorization.

12002211202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130399 (or 130394 counting only the distinct ones).

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

Adding to 12002211202212 its reverse (21220211220021), we get a palindrome (33222422422233).

The spelling of 12002211202212 in words is "twelve trillion, two billion, two hundred eleven million, two hundred two thousand, two hundred twelve".