12201111001012 has 12 divisors (see below), whose sum is σ = 21482937775936. Its totient is φ = 6063128779320.

The previous prime is 12201111001003. The next prime is 12201111001021. The reversal of 12201111001012 is 21010011110221.

It is a happy number.

12201111001012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12201111001003) and next prime (12201111001021).

It is a junction number, because it is equal to n+sod(n) for n = 12201111000983 and 12201111001001.

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, 9356679564 + ... + 9356680867.

Almost surely, 2^{12201111001012} is an apocalyptic number.

It is an amenable number.

12201111001012 is a deficient number, since it is larger than the sum of its proper divisors (9281826774924).

12201111001012 is a wasteful number, since it uses less digits than its factorization.

12201111001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18713360598 (or 18713360596 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12201111001012 its reverse (21010011110221), we get a palindrome (33211122111233).

The spelling of 12201111001012 in words is "twelve trillion, two hundred one billion, one hundred eleven million, one thousand, twelve".