12201221301 has 16 divisors (see below), whose sum is σ = 16844799360. Its totient is φ = 7846413120.

The previous prime is 12201221297. The next prime is 12201221323. The reversal of 12201221301 is 10312210221.

It is not a de Polignac number, because 12201221301 - 2² = 12201221297 is a prime.

It is a super-2 number, since 2×12201221301² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201221341) 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 15 ways as a sum of consecutive naturals, for example, 30936 + ... + 159246.

It is an arithmetic number, because the mean of its divisors is an integer number (1052799960).

Almost surely, 2^12201221301 is an apocalyptic number.

It is an amenable number.

12201221301 is a deficient number, since it is larger than the sum of its proper divisors (4643578059).

12201221301 is a wasteful number, since it uses less digits than its factorization.

12201221301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129436.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12201221301 its reverse (10312210221), we get a palindrome (22513431522).

The spelling of 12201221301 in words is "twelve billion, two hundred one million, two hundred twenty-one thousand, three hundred one".