22202001211211 has 4 divisors (see below), whose sum is σ = 22202368119624. Its totient is φ = 22201634302800.

The previous prime is 22202001211157. The next prime is 22202001211219. The reversal of 22202001211211 is 11211210020222.

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

It is a cyclic number.

It is not a de Polignac number, because 22202001211211 - 2¹⁴ = 22202001194827 is a prime.

It is a super-2 number, since 2×22202001211211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22202001211211.

It is not an unprimeable number, because it can be changed into a prime (22202001211219) 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, 183363425 + ... + 183484466.

It is an arithmetic number, because the mean of its divisors is an integer number (5550592029906).

Almost surely, 2^{22202001211211} is an apocalyptic number.

22202001211211 is a deficient number, since it is larger than the sum of its proper divisors (366908413).

22202001211211 is an equidigital number, since it uses as much as digits as its factorization.

22202001211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366908412.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22202001211211 its reverse (11211210020222), we get a palindrome (33413211231433).

The spelling of 22202001211211 in words is "twenty-two trillion, two hundred two billion, one million, two hundred eleven thousand, two hundred eleven".