12221132022001 has 4 divisors (see below), whose sum is σ = 13967008025152. Its totient is φ = 10475256018852.

The previous prime is 12221132021999. The next prime is 12221132022013. The reversal of 12221132022001 is 10022023112221.

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 12221132022001 - 2¹ = 12221132021999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12221132022001.

It is not an unprimeable number, because it can be changed into a prime (12221132322001) 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 3 ways as a sum of consecutive naturals, for example, 872938001565 + ... + 872938001578.

It is an arithmetic number, because the mean of its divisors is an integer number (3491752006288).

Almost surely, 2^{12221132022001} is an apocalyptic number.

It is an amenable number.

12221132022001 is a deficient number, since it is larger than the sum of its proper divisors (1745876003151).

12221132022001 is an equidigital number, since it uses as much as digits as its factorization.

12221132022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745876003150.

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

Adding to 12221132022001 its reverse (10022023112221), we get a palindrome (22243155134222).

The spelling of 12221132022001 in words is "twelve trillion, two hundred twenty-one billion, one hundred thirty-two million, twenty-two thousand, one".