12100001222012 has 24 divisors (see below), whose sum is σ = 23102265457152. Its totient is φ = 5499461716400.

The previous prime is 12100001222003. The next prime is 12100001222041. The reversal of 12100001222012 is 21022210000121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13016588 + ... + 13915155.

It is an arithmetic number, because the mean of its divisors is an integer number (962594394048).

Almost surely, 2^{12100001222012} is an apocalyptic number.

It is an amenable number.

12100001222012 is a deficient number, since it is larger than the sum of its proper divisors (11002264235140).

12100001222012 is a wasteful number, since it uses less digits than its factorization.

12100001222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26941969 (or 26941967 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12100001222012 its reverse (21022210000121), we get a palindrome (33122211222133).

The spelling of 12100001222012 in words is "twelve trillion, one hundred billion, one million, two hundred twenty-two thousand, twelve".