12202112201212 has 24 divisors (see below), whose sum is σ = 22283391312000. Its totient is φ = 5835459287856.

The previous prime is 12202112201203. The next prime is 12202112201263. The reversal of 12202112201212 is 21210221120221.

It is a self number, because there is not a number n which added to its sum of digits gives 12202112201212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2167462 + ... + 5394637.

It is an arithmetic number, because the mean of its divisors is an integer number (928474638000).

Almost surely, 2^{12202112201212} is an apocalyptic number.

It is an amenable number.

12202112201212 is a deficient number, since it is larger than the sum of its proper divisors (10081279110788).

12202112201212 is a wasteful number, since it uses less digits than its factorization.

12202112201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7579665 (or 7579663 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12202112201212 its reverse (21210221120221), we get a palindrome (33412333321433).

The spelling of 12202112201212 in words is "twelve trillion, two hundred two billion, one hundred twelve million, two hundred one thousand, two hundred twelve".