12002210212 has 12 divisors (see below), whose sum is σ = 21020856220. Its totient is φ = 5996251296.

The previous prime is 12002210197. The next prime is 12002210293. The reversal of 12002210212 is 21201220021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4512346276 + 7489863936 = 67174^2 + 86544^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12002210192 and 12002210201.

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, 1207887 + ... + 1217782.

Almost surely, 2^12002210212 is an apocalyptic number.

It is an amenable number.

12002210212 is a deficient number, since it is larger than the sum of its proper divisors (9018646008).

12002210212 is a wasteful number, since it uses less digits than its factorization.

12002210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426910 (or 2426908 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12002210212 its reverse (21201220021), we get a palindrome (33203430233).

The spelling of 12002210212 in words is "twelve billion, two million, two hundred ten thousand, two hundred twelve".