12134212201 has 4 divisors (see below), whose sum is σ = 12134434900. Its totient is φ = 12133989504.

The previous prime is 12134212199. The next prime is 12134212241. The reversal of 12134212201 is 10221243121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6606438400 + 5527773801 = 81280^2 + 74349^2 .

It is a cyclic number.

It is not a de Polignac number, because 12134212201 - 2¹ = 12134212199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12134212241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31285 + ... + 158893.

It is an arithmetic number, because the mean of its divisors is an integer number (3033608725).

Almost surely, 2^12134212201 is an apocalyptic number.

It is an amenable number.

12134212201 is a deficient number, since it is larger than the sum of its proper divisors (222699).

12134212201 is an equidigital number, since it uses as much as digits as its factorization.

12134212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222698.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12134212201 its reverse (10221243121), we get a palindrome (22355455322).

The spelling of 12134212201 in words is "twelve billion, one hundred thirty-four million, two hundred twelve thousand, two hundred one".