12012210212 has 12 divisors (see below), whose sum is σ = 21699476736. Its totient is φ = 5812359720.

The previous prime is 12012210187. The next prime is 12012210257. The reversal of 12012210212 is 21201221021.

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, 48436208 + ... + 48436455.

It is an arithmetic number, because the mean of its divisors is an integer number (1808289728).

Almost surely, 2^12012210212 is an apocalyptic number.

It is an amenable number.

12012210212 is a deficient number, since it is larger than the sum of its proper divisors (9687266524).

12012210212 is a wasteful number, since it uses less digits than its factorization.

12012210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96872698 (or 96872696 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012210212 its reverse (21201221021), we get a palindrome (33213431233).

It can be divided in two parts, 1201221021 and 2, that multiplied together give a palindrome (2402442042).

The spelling of 12012210212 in words is "twelve billion, twelve million, two hundred ten thousand, two hundred twelve".