12000012012122 has 4 divisors (see below), whose sum is σ = 18000018018186. Its totient is φ = 6000006006060.

The previous prime is 12000012012113. The next prime is 12000012012137. The reversal of 12000012012122 is 22121021000021.

12000012012122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10140473416921 + 1859538595201 = 3184411^2 + 1363649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12000012012097 and 12000012012106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000003003029 + ... + 3000003003032.

Almost surely, 2^{12000012012122} is an apocalyptic number.

12000012012122 is a deficient number, since it is larger than the sum of its proper divisors (6000006006064).

12000012012122 is an equidigital number, since it uses as much as digits as its factorization.

12000012012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6000006006063.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12000012012122 its reverse (22121021000021), we get a palindrome (34121033012143).

It can be divided in two parts, 1200001 and 2012122, that added together give a palindrome (3212123).

The spelling of 12000012012122 in words is "twelve trillion, twelve million, twelve thousand, one hundred twenty-two".