12220210320211 has 4 divisors (see below), whose sum is σ = 12228517738624. Its totient is φ = 12211902901800.

The previous prime is 12220210320191. The next prime is 12220210320233. The reversal of 12220210320211 is 11202301202221.

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 12220210320211 - 2¹¹ = 12220210318163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220210320251) 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, 4153707000 + ... + 4153709941.

It is an arithmetic number, because the mean of its divisors is an integer number (3057129434656).

Almost surely, 2^{12220210320211} is an apocalyptic number.

12220210320211 is a deficient number, since it is larger than the sum of its proper divisors (8307418413).

12220210320211 is an equidigital number, since it uses as much as digits as its factorization.

12220210320211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8307418412.

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

Adding to 12220210320211 its reverse (11202301202221), we get a palindrome (23422511522432).

The spelling of 12220210320211 in words is "twelve trillion, two hundred twenty billion, two hundred ten million, three hundred twenty thousand, two hundred eleven".