12012022110122 has 4 divisors (see below), whose sum is σ = 18018033165186. Its totient is φ = 6006011055060.

The previous prime is 12012022110119. The next prime is 12012022110131. The reversal of 12012022110122 is 22101122021021.

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., 11282618999521 + 729403110601 = 3358961^2 + 854051^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12012022110122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3003005527529 + ... + 3003005527532.

Almost surely, 2^{12012022110122} is an apocalyptic number.

12012022110122 is a deficient number, since it is larger than the sum of its proper divisors (6006011055064).

12012022110122 is an equidigital number, since it uses as much as digits as its factorization.

12012022110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006011055063.

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

Adding to 12012022110122 its reverse (22101122021021), we get a palindrome (34113144131143).

The spelling of 12012022110122 in words is "twelve trillion, twelve billion, twenty-two million, one hundred ten thousand, one hundred twenty-two".