12212123130202 has 8 divisors (see below), whose sum is σ = 18318266650836. Its totient is φ = 6106034246592.

The previous prime is 12212123130161. The next prime is 12212123130209. The reversal of 12212123130202 is 20203132121221.

It can be written as a sum of positive squares in 2 ways, for example, as 11170762068361 + 1041361061841 = 3342269^2 + 1020471^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12212123130209) by changing a digit.

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, 13095823 + ... + 13997314.

Almost surely, 2^{12212123130202} is an apocalyptic number.

12212123130202 is a deficient number, since it is larger than the sum of its proper divisors (6106143520634).

12212123130202 is a wasteful number, since it uses less digits than its factorization.

12212123130202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27318512.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12212123130202 its reverse (20203132121221), we get a palindrome (32415255251423).

The spelling of 12212123130202 in words is "twelve trillion, two hundred twelve billion, one hundred twenty-three million, one hundred thirty thousand, two hundred two".