12232101103212 has 12 divisors (see below), whose sum is σ = 28541569240856. Its totient is φ = 4077367034400.

The previous prime is 12232101103199. The next prime is 12232101103219. The reversal of 12232101103212 is 21230110123221.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (12232101103219) 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, 509670879289 + ... + 509670879312.

Almost surely, 2^{12232101103212} is an apocalyptic number.

12232101103212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12232101103212 is an abundant number, since it is smaller than the sum of its proper divisors (16309468137644).

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

12232101103212 is a wasteful number, since it uses less digits than its factorization.

12232101103212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019341758608 (or 1019341758606 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12232101103212 its reverse (21230110123221), we get a palindrome (33462211226433).

The spelling of 12232101103212 in words is "twelve trillion, two hundred thirty-two billion, one hundred one million, one hundred three thousand, two hundred twelve".