12000012122211 has 8 divisors (see below), whose sum is σ = 16000239623760. Its totient is φ = 7999896351072.

The previous prime is 12000012122177. The next prime is 12000012122243. The reversal of 12000012122211 is 11222121000021.

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

It is not a de Polignac number, because 12000012122211 - 2¹⁴ = 12000012105827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12000012122251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27681676 + ... + 28111833.

It is an arithmetic number, because the mean of its divisors is an integer number (2000029952970).

Almost surely, 2^{12000012122211} is an apocalyptic number.

12000012122211 is a deficient number, since it is larger than the sum of its proper divisors (4000227501549).

12000012122211 is an equidigital number, since it uses as much as digits as its factorization.

12000012122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55865205.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12000012122211 its reverse (11222121000021), we get a palindrome (23222133122232).

The spelling of 12000012122211 in words is "twelve trillion, twelve million, one hundred twenty-two thousand, two hundred eleven".