12010101211 has 2 divisors, whose sum is σ = 12010101212. Its totient is φ = 12010101210.

The previous prime is 12010101203. The next prime is 12010101217. The reversal of 12010101211 is 11210101021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12010101211 - 2³ = 12010101203 is a prime.

It is not a weakly prime, because it can be changed into another prime (12010101217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005050605 + 6005050606.

It is an arithmetic number, because the mean of its divisors is an integer number (6005050606).

Almost surely, 2^12010101211 is an apocalyptic number.

12010101211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010101211 is an equidigital number, since it uses as much as digits as its factorization.

12010101211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12010101211 its reverse (11210101021), we get a palindrome (23220202232).

The spelling of 12010101211 in words is "twelve billion, ten million, one hundred one thousand, two hundred eleven".