12010212012111 has 8 divisors (see below), whose sum is σ = 16030633677744. Its totient is φ = 7998299177280.

The previous prime is 12010212012107. The next prime is 12010212012137. The reversal of 12010212012111 is 11121021201021.

It is a happy number.

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

It is not a de Polignac number, because 12010212012111 - 2² = 12010212012107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010212012181) 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 7 ways as a sum of consecutive naturals, for example, 2127204406 + ... + 2127210051.

It is an arithmetic number, because the mean of its divisors is an integer number (2003829209718).

Almost surely, 2^{12010212012111} is an apocalyptic number.

12010212012111 is a deficient number, since it is larger than the sum of its proper divisors (4020421665633).

12010212012111 is an equidigital number, since it uses as much as digits as its factorization.

12010212012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254415401.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12010212012111 its reverse (11121021201021), we get a palindrome (23131233213132).

The spelling of 12010212012111 in words is "twelve trillion, ten billion, two hundred twelve million, twelve thousand, one hundred eleven".