12213132110212 has 24 divisors (see below), whose sum is σ = 23335393388832. Its totient is φ = 5546801328000.

The previous prime is 12213132110209. The next prime is 12213132110239. The reversal of 12213132110212 is 21201123131221.

It is a happy number.

12213132110212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12213132110212² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115505518 + ... + 115611205.

It is an arithmetic number, because the mean of its divisors is an integer number (972308057868).

Almost surely, 2^{12213132110212} is an apocalyptic number.

It is an amenable number.

12213132110212 is a deficient number, since it is larger than the sum of its proper divisors (11122261278620).

12213132110212 is a wasteful number, since it uses less digits than its factorization.

12213132110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231117939 (or 231117937 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 12213132110212 its reverse (21201123131221), we get a palindrome (33414255241433).

The spelling of 12213132110212 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-two million, one hundred ten thousand, two hundred twelve".