12002200022312 has 16 divisors (see below), whose sum is σ = 22505744135700. Its totient is φ = 6000668252800.

The previous prime is 12002200022311. The next prime is 12002200022339. The reversal of 12002200022312 is 21322000220021.

It can be written as a sum of positive squares in 2 ways, for example, as 11844706924996 + 157493097316 = 3441614^2 + 396854^2 .

It is not an unprimeable number, because it can be changed into a prime (12002200022311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53851637 + ... + 54074052.

Almost surely, 2^{12002200022312} is an apocalyptic number.

It is an amenable number.

12002200022312 is a deficient number, since it is larger than the sum of its proper divisors (10503544113388).

12002200022312 is a wasteful number, since it uses less digits than its factorization.

12002200022312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107939596 (or 107939592 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 12002200022312 its reverse (21322000220021), we get a palindrome (33324200242333).

The spelling of 12002200022312 in words is "twelve trillion, two billion, two hundred million, twenty-two thousand, three hundred twelve".