12002122122112 has 32 divisors (see below), whose sum is σ = 24556706800920. Its totient is φ = 5838870219264.

The previous prime is 12002122122097. The next prime is 12002122122131. The reversal of 12002122122112 is 21122122120021.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 12002122122112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267111198 + ... + 1267120669.

Almost surely, 2^{12002122122112} is an apocalyptic number.

It is an amenable number.

12002122122112 is an abundant number, since it is smaller than the sum of its proper divisors (12554584678808).

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

12002122122112 is an equidigital number, since it uses as much as digits as its factorization.

12002122122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534231918 (or 2534231906 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12002122122112 its reverse (21122122120021), we get a palindrome (33124244242133).

The spelling of 12002122122112 in words is "twelve trillion, two billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".