12110210212 has 6 divisors (see below), whose sum is σ = 21192867878. Its totient is φ = 6055105104.

The previous prime is 12110210173. The next prime is 12110210213. The reversal of 12110210212 is 21201201121.

It can be written as a sum of positive squares in only one way, i.e., 7543964736 + 4566245476 = 86856^2 + 67574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12110210192 and 12110210201.

It is not an unprimeable number, because it can be changed into a prime (12110210213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1513776273 + ... + 1513776280.

Almost surely, 2^12110210212 is an apocalyptic number.

It is an amenable number.

12110210212 is a deficient number, since it is larger than the sum of its proper divisors (9082657666).

12110210212 is a wasteful number, since it uses less digits than its factorization.

12110210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027552557 (or 3027552555 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12110210212 its reverse (21201201121), we get a palindrome (33311411333).

Subtracting 12110210212 from its reverse (21201201121), we obtain a palindrome (9090990909).

The spelling of 12110210212 in words is "twelve billion, one hundred ten million, two hundred ten thousand, two hundred twelve".