12010101001211 has 8 divisors (see below), whose sum is σ = 12738848254704. Its totient is φ = 11283828272640.

The previous prime is 12010101001207. The next prime is 12010101001243. The reversal of 12010101001211 is 11210010101021.

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

It is a cyclic number.

It is not a de Polignac number, because 12010101001211 - 2² = 12010101001207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010101001192 and 12010101001201.

It is not an unprimeable number, because it can be changed into a prime (12010101001271) 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, 618621230 + ... + 618640643.

It is an arithmetic number, because the mean of its divisors is an integer number (1592356031838).

Almost surely, 2^{12010101001211} is an apocalyptic number.

12010101001211 is a deficient number, since it is larger than the sum of its proper divisors (728747253493).

12010101001211 is a wasteful number, since it uses less digits than its factorization.

12010101001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237262461.

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

Adding to 12010101001211 its reverse (11210010101021), we get a palindrome (23220111102232).

The spelling of 12010101001211 in words is "twelve trillion, ten billion, one hundred one million, one thousand, two hundred eleven".