12000122122 has 8 divisors (see below), whose sum is σ = 18000662976. Its totient is φ = 5999901132.

The previous prime is 12000122111. The next prime is 12000122149. The reversal of 12000122122 is 22122100021.

It is a happy number.

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

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, 70303 + ... + 170125.

It is an arithmetic number, because the mean of its divisors is an integer number (2250082872).

Almost surely, 2^12000122122 is an apocalyptic number.

12000122122 is a deficient number, since it is larger than the sum of its proper divisors (6000540854).

12000122122 is an equidigital number, since it uses as much as digits as its factorization.

12000122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159932.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12000122122 its reverse (22122100021), we get a palindrome (34122222143).

The spelling of 12000122122 in words is "twelve billion, one hundred twenty-two thousand, one hundred twenty-two".