12133011211 has 2 divisors, whose sum is σ = 12133011212. Its totient is φ = 12133011210.

The previous prime is 12133011181. The next prime is 12133011217. The reversal of 12133011211 is 11211033121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12133011211 - 2⁹ = 12133010699 is a prime.

It is a super-2 number, since 2×12133011211² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12133011217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6066505605 + 6066505606.

It is an arithmetic number, because the mean of its divisors is an integer number (6066505606).

Almost surely, 2^12133011211 is an apocalyptic number.

12133011211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12133011211 is an equidigital number, since it uses as much as digits as its factorization.

12133011211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12133011211 its reverse (11211033121), we get a palindrome (23344044332).

The spelling of 12133011211 in words is "twelve billion, one hundred thirty-three million, eleven thousand, two hundred eleven".