12210123202312 has 16 divisors (see below), whose sum is σ = 26164549719360. Its totient is φ = 5232909943824.

The previous prime is 12210123202289. The next prime is 12210123202331. The reversal of 12210123202312 is 21320232101221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109018957108 + ... + 109018957219.

It is an arithmetic number, because the mean of its divisors is an integer number (1635284357460).

Almost surely, 2^{12210123202312} is an apocalyptic number.

It is an amenable number.

12210123202312 is an abundant number, since it is smaller than the sum of its proper divisors (13954426517048).

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

12210123202312 is a wasteful number, since it uses less digits than its factorization.

12210123202312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218037914340 (or 218037914336 counting only the distinct ones).

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

Adding to 12210123202312 its reverse (21320232101221), we get a palindrome (33530355303533).

The spelling of 12210123202312 in words is "twelve trillion, two hundred ten billion, one hundred twenty-three million, two hundred two thousand, three hundred twelve".