12002221210212 has 36 divisors (see below), whose sum is σ = 30339440347216. Its totient is φ = 4000675486320.

The previous prime is 12002221210153. The next prime is 12002221210229. The reversal of 12002221210212 is 21201212220021.

It is a happy number.

12002221210212 is a `hidden beast` number, since 1 + 20 + 0 + 2 + 221 + 210 + 212 = 666.

12002221210212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 429214 + ... + 4918197.

Almost surely, 2^{12002221210212} is an apocalyptic number.

12002221210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12002221210212 is an abundant number, since it is smaller than the sum of its proper divisors (18337219137004).

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

12002221210212 is a wasteful number, since it uses less digits than its factorization.

12002221210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5409768 (or 5409763 counting only the distinct ones).

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

Adding to 12002221210212 its reverse (21201212220021), we get a palindrome (33203433430233).

The spelling of 12002221210212 in words is "twelve trillion, two billion, two hundred twenty-one million, two hundred ten thousand, two hundred twelve".