12210122110112 has 12 divisors (see below), whose sum is σ = 24038677904346. Its totient is φ = 6105061055040.

The previous prime is 12210122110111. The next prime is 12210122110141. The reversal of 12210122110112 is 21101122101221.

It can be written as a sum of positive squares in only one way, i.e., 6884347430416 + 5325774679696 = 2623804^2 + 2307764^2 .

It is not an unprimeable number, because it can be changed into a prime (12210122110111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190783157939 + ... + 190783158002.

Almost surely, 2^{12210122110112} is an apocalyptic number.

It is an amenable number.

12210122110112 is a deficient number, since it is larger than the sum of its proper divisors (11828555794234).

12210122110112 is an equidigital number, since it uses as much as digits as its factorization.

12210122110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381566315951 (or 381566315943 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12210122110112 its reverse (21101122101221), we get a palindrome (33311244211333).

The spelling of 12210122110112 in words is "twelve trillion, two hundred ten billion, one hundred twenty-two million, one hundred ten thousand, one hundred twelve".