12002122112022 has 160 divisors (see below), whose sum is σ = 31081224759552. Its totient is φ = 3390829356096.

The previous prime is 12002122112009. The next prime is 12002122112081. The reversal of 12002122112022 is 22021122120021.

It is a happy number.

12002122112022 is a `hidden beast` number, since 1 + 200 + 212 + 211 + 20 + 22 = 666.

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 = 12002122111986 and 12002122112004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 36249073 + ... + 36578675.

Almost surely, 2^{12002122112022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12002122112022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15540612379776).

12002122112022 is an abundant number, since it is smaller than the sum of its proper divisors (19079102647530).

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

12002122112022 is a wasteful number, since it uses less digits than its factorization.

12002122112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329984 (or 329975 counting only the distinct ones).

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

Adding to 12002122112022 its reverse (22021122120021), we get a palindrome (34023244232043).

The spelling of 12002122112022 in words is "twelve trillion, two billion, one hundred twenty-two million, one hundred twelve thousand, twenty-two".