12002011106 has 4 divisors (see below), whose sum is σ = 18003016662. Its totient is φ = 6001005552.

The previous prime is 12002011097. The next prime is 12002011157. The reversal of 12002011106 is 60111020021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11741672881 + 260338225 = 108359^2 + 16135^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000502775 + ... + 3000502778.

Almost surely, 2^12002011106 is an apocalyptic number.

12002011106 is a deficient number, since it is larger than the sum of its proper divisors (6001005556).

12002011106 is an equidigital number, since it uses as much as digits as its factorization.

12002011106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001005555.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12002011106 its reverse (60111020021), we get a palindrome (72113031127).

The spelling of 12002011106 in words is "twelve billion, two million, eleven thousand, one hundred six".