12012012211022 has 8 divisors (see below), whose sum is σ = 18038331755856. Its totient is φ = 5999234959072.

The previous prime is 12012012210977. The next prime is 12012012211039. The reversal of 12012012211022 is 22011221021021.

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

It is a congruent number.

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, 3385571003 + ... + 3385574550.

It is an arithmetic number, because the mean of its divisors is an integer number (2254791469482).

Almost surely, 2^{12012012211022} is an apocalyptic number.

12012012211022 is a deficient number, since it is larger than the sum of its proper divisors (6026319544834).

12012012211022 is an equidigital number, since it uses as much as digits as its factorization.

12012012211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6771146442.

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

Adding to 12012012211022 its reverse (22011221021021), we get a palindrome (34023233232043).

The spelling of 12012012211022 in words is "twelve trillion, twelve billion, twelve million, two hundred eleven thousand, twenty-two".