12110112021212 has 12 divisors (see below), whose sum is σ = 21206220423360. Its totient is φ = 6051191900256.

The previous prime is 12110112021179. The next prime is 12110112021229. The reversal of 12110112021212 is 21212021101121.

It is a congruent number.

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, 966020537 + ... + 966033072.

It is an arithmetic number, because the mean of its divisors is an integer number (1767185035280).

Almost surely, 2^{12110112021212} is an apocalyptic number.

It is an amenable number.

12110112021212 is a deficient number, since it is larger than the sum of its proper divisors (9096108402148).

12110112021212 is a wasteful number, since it uses less digits than its factorization.

12110112021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932055180 (or 1932055178 counting only the distinct ones).

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

Adding to 12110112021212 its reverse (21212021101121), we get a palindrome (33322133122333).

The spelling of 12110112021212 in words is "twelve trillion, one hundred ten billion, one hundred twelve million, twenty-one thousand, two hundred twelve".