12221003020201 has 4 divisors (see below), whose sum is σ = 12221104399504. Its totient is φ = 12220901640900.

The previous prime is 12221003020189. The next prime is 12221003020207. The reversal of 12221003020201 is 10202030012221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12221003020201 - 2⁹ = 12221003019689 is a prime.

It is a super-2 number, since 2×12221003020201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12221003020207) 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, 50508615 + ... + 50749996.

It is an arithmetic number, because the mean of its divisors is an integer number (3055276099876).

Almost surely, 2^{12221003020201} is an apocalyptic number.

It is an amenable number.

12221003020201 is a deficient number, since it is larger than the sum of its proper divisors (101379303).

12221003020201 is a wasteful number, since it uses less digits than its factorization.

12221003020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101379302.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12221003020201 its reverse (10202030012221), we get a palindrome (22423033032422).

The spelling of 12221003020201 in words is "twelve trillion, two hundred twenty-one billion, three million, twenty thousand, two hundred one".