12012001212211 has 96 divisors (see below), whose sum is σ = 16305361325568. Its totient is φ = 8610719040000.

The previous prime is 12012001212209. The next prime is 12012001212259. The reversal of 12012001212211 is 11221210021021.

12012001212211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12012001212211 - 2¹ = 12012001212209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12012001215211) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6979662831 + ... + 6979664551.

It is an arithmetic number, because the mean of its divisors is an integer number (169847513808).

Almost surely, 2^{12012001212211} is an apocalyptic number.

12012001212211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12012001212211 is a deficient number, since it is larger than the sum of its proper divisors (4293360113357).

12012001212211 is a wasteful number, since it uses less digits than its factorization.

12012001212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545 (or 3534 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12012001212211 its reverse (11221210021021), we get a palindrome (23233211233232).

The spelling of 12012001212211 in words is "twelve trillion, twelve billion, one million, two hundred twelve thousand, two hundred eleven".