12011201022122 has 8 divisors (see below), whose sum is σ = 18270559301472. Its totient is φ = 5921014588300.

The previous prime is 12011201022103. The next prime is 12011201022173. The reversal of 12011201022122 is 22122010211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12011201022122.

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 3 ways as a sum of consecutive naturals, for example, 42292961204 + ... + 42292961487.

It is an arithmetic number, because the mean of its divisors is an integer number (2283819912684).

Almost surely, 2^{12011201022122} is an apocalyptic number.

12011201022122 is a deficient number, since it is larger than the sum of its proper divisors (6259358279350).

12011201022122 is an equidigital number, since it uses as much as digits as its factorization.

12011201022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84585922764.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12011201022122 its reverse (22122010211021), we get a palindrome (34133211233143).

The spelling of 12011201022122 in words is "twelve trillion, eleven billion, two hundred one million, twenty-two thousand, one hundred twenty-two".