134011221211 has 24 divisors (see below), whose sum is σ = 165244797440. Its totient is φ = 106166790720.

The previous prime is 134011221193. The next prime is 134011221217. The reversal of 134011221211 is 112122110431.

It is not a de Polignac number, because 134011221211 - 2²⁷ = 133877003483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134011221217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76131 + ... + 523276.

Almost surely, 2^134011221211 is an apocalyptic number.

134011221211 is a deficient number, since it is larger than the sum of its proper divisors (31233576229).

134011221211 is an equidigital number, since it uses as much as digits as its factorization.

134011221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599515 (or 599474 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 134011221211 its reverse (112122110431), we get a palindrome (246133331642).

The spelling of 134011221211 in words is "one hundred thirty-four billion, eleven million, two hundred twenty-one thousand, two hundred eleven".