12003112106 has 16 divisors (see below), whose sum is σ = 19507112064. Its totient is φ = 5517161664.

The previous prime is 12003112073. The next prime is 12003112111. The reversal of 12003112106 is 60121130021.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4103570 + ... + 4106493.

It is an arithmetic number, because the mean of its divisors is an integer number (1219194504).

Almost surely, 2^12003112106 is an apocalyptic number.

12003112106 is a deficient number, since it is larger than the sum of its proper divisors (7503999958).

12003112106 is a wasteful number, since it uses less digits than its factorization.

12003112106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8210125.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12003112106 its reverse (60121130021), we get a palindrome (72124242127).

The spelling of 12003112106 in words is "twelve billion, three million, one hundred twelve thousand, one hundred six".