12011404101211 has 2 divisors, whose sum is σ = 12011404101212. Its totient is φ = 12011404101210.

The previous prime is 12011404101173. The next prime is 12011404101217. The reversal of 12011404101211 is 11210140411021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12011404101211 - 2⁹ = 12011404100699 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011404101217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005702050605 + 6005702050606.

It is an arithmetic number, because the mean of its divisors is an integer number (6005702050606).

Almost surely, 2^{12011404101211} is an apocalyptic number.

12011404101211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011404101211 is an equidigital number, since it uses as much as digits as its factorization.

12011404101211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 12011404101211 its reverse (11210140411021), we get a palindrome (23221544512232).

The spelling of 12011404101211 in words is "twelve trillion, eleven billion, four hundred four million, one hundred one thousand, two hundred eleven".