12000121032211 has 16 divisors (see below), whose sum is σ = 13804487956224. Its totient is φ = 10333183924224.

The previous prime is 12000121032199. The next prime is 12000121032233. The reversal of 12000121032211 is 11223012100021.

It is a cyclic number.

It is not a de Polignac number, because 12000121032211 - 2⁹ = 12000121031699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000121032511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240236931 + ... + 240286876.

It is an arithmetic number, because the mean of its divisors is an integer number (862780497264).

Almost surely, 2^{12000121032211} is an apocalyptic number.

12000121032211 is a deficient number, since it is larger than the sum of its proper divisors (1804366924013).

12000121032211 is a wasteful number, since it uses less digits than its factorization.

12000121032211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480523950.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12000121032211 its reverse (11223012100021), we get a palindrome (23223133132232).

The spelling of 12000121032211 in words is "twelve trillion, one hundred twenty-one million, thirty-two thousand, two hundred eleven".