12001011100211 has 16 divisors (see below), whose sum is σ = 14456737804800. Its totient is φ = 9732065874048.

The previous prime is 12001011100193. The next prime is 12001011100213. The reversal of 12001011100211 is 11200111010021.

It is not a de Polignac number, because 12001011100211 - 2⁶ = 12001011100147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12001011100192 and 12001011100201.

It is not an unprimeable number, because it can be changed into a prime (12001011100213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60623366 + ... + 60821003.

It is an arithmetic number, because the mean of its divisors is an integer number (903546112800).

Almost surely, 2^{12001011100211} is an apocalyptic number.

12001011100211 is a deficient number, since it is larger than the sum of its proper divisors (2455726704589).

12001011100211 is a wasteful number, since it uses less digits than its factorization.

12001011100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121445138.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12001011100211 its reverse (11200111010021), we get a palindrome (23201122110232).

The spelling of 12001011100211 in words is "twelve trillion, one billion, eleven million, one hundred thousand, two hundred eleven".