12011021200106 has 8 divisors (see below), whose sum is σ = 18016549811364. Its totient is φ = 6005504596320.

The previous prime is 12011021200069. The next prime is 12011021200109. The reversal of 12011021200106 is 60100212011021.

It can be written as a sum of positive squares in 2 ways, for example, as 12008754583225 + 2266616881 = 3465365^2 + 47609^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12011021200106² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12011021200109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168566 + ... + 4904126.

Almost surely, 2^{12011021200106} is an apocalyptic number.

12011021200106 is a deficient number, since it is larger than the sum of its proper divisors (6005528611258).

12011021200106 is a wasteful number, since it uses less digits than its factorization.

12011021200106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6003736.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12011021200106 its reverse (60100212011021), we get a palindrome (72111233211127).

The spelling of 12011021200106 in words is "twelve trillion, eleven billion, twenty-one million, two hundred thousand, one hundred six".