12212302102312 has 128 divisors (see below), whose sum is σ = 24867335001600. Its totient is φ = 5589207816192.

The previous prime is 12212302102303. The next prime is 12212302102331. The reversal of 12212302102312 is 21320120321221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5862842023 + ... + 5862844105.

It is an arithmetic number, because the mean of its divisors is an integer number (194276054700).

Almost surely, 2^{12212302102312} is an apocalyptic number.

It is an amenable number.

12212302102312 is an abundant number, since it is smaller than the sum of its proper divisors (12655032899288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12212302102312 is a wasteful number, since it uses less digits than its factorization.

12212302102312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267 (or 3263 counting only the distinct ones).

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

Adding to 12212302102312 its reverse (21320120321221), we get a palindrome (33532422423533).

The spelling of 12212302102312 in words is "twelve trillion, two hundred twelve billion, three hundred two million, one hundred two thousand, three hundred twelve".