12120001112 has 16 divisors (see below), whose sum is σ = 22726458600. Its totient is φ = 6059612160.

The previous prime is 12120001099. The next prime is 12120001121. The reversal of 12120001112 is 21110002121.

It is a junction number, because it is equal to n+sod(n) for n = 12120001093 and 12120001102.

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, 117464 + ... + 195032.

Almost surely, 2^12120001112 is an apocalyptic number.

It is an amenable number.

12120001112 is a deficient number, since it is larger than the sum of its proper divisors (10606457488).

12120001112 is a wasteful number, since it uses less digits than its factorization.

12120001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97106 (or 97102 counting only the distinct ones).

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

Adding to 12120001112 its reverse (21110002121), we get a palindrome (33230003233).

The spelling of 12120001112 in words is "twelve billion, one hundred twenty million, one thousand, one hundred twelve".