12000022012122 has 32 divisors (see below), whose sum is σ = 24912642631680. Its totient is φ = 3849349274160.

The previous prime is 12000022012103. The next prime is 12000022012129. The reversal of 12000022012122 is 22121022000021.

12000022012122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12000022012129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180179688 + ... + 180246275.

It is an arithmetic number, because the mean of its divisors is an integer number (778520082240).

Almost surely, 2^{12000022012122} is an apocalyptic number.

12000022012122 is an abundant number, since it is smaller than the sum of its proper divisors (12912620619558).

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

12000022012122 is a wasteful number, since it uses less digits than its factorization.

12000022012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360426178.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12000022012122 its reverse (22121022000021), we get a palindrome (34121044012143).

The spelling of 12000022012122 in words is "twelve trillion, twenty-two million, twelve thousand, one hundred twenty-two".