12110001212 has 6 divisors (see below), whose sum is σ = 21192502128. Its totient is φ = 6055000604.

The previous prime is 12110001199. The next prime is 12110001223. The reversal of 12110001212 is 21210001121.

It is a junction number, because it is equal to n+sod(n) for n = 12110001193 and 12110001202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1513750148 + ... + 1513750155.

It is an arithmetic number, because the mean of its divisors is an integer number (3532083688).

Almost surely, 2^12110001212 is an apocalyptic number.

It is an amenable number.

12110001212 is a deficient number, since it is larger than the sum of its proper divisors (9082500916).

12110001212 is a wasteful number, since it uses less digits than its factorization.

12110001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027500307 (or 3027500305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12110001212 its reverse (21210001121), we get a palindrome (33320002333).

Subtracting 12110001212 from its reverse (21210001121), we obtain a palindrome (9099999909).

The spelling of 12110001212 in words is "twelve billion, one hundred ten million, one thousand, two hundred twelve".