1122230220211 has 4 divisors (see below), whose sum is σ = 1122238457032. Its totient is φ = 1122221983392.

The previous prime is 1122230220203. The next prime is 1122230220217. The reversal of 1122230220211 is 1120220322211.

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 1122230220211 - 2³ = 1122230220203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122230220217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3910545 + ... + 4187698.

It is an arithmetic number, because the mean of its divisors is an integer number (280559614258).

Almost surely, 2^{1122230220211} is an apocalyptic number.

1122230220211 is a deficient number, since it is larger than the sum of its proper divisors (8236821).

1122230220211 is an equidigital number, since it uses as much as digits as its factorization.

1122230220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8236820.

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

Adding to 1122230220211 its reverse (1120220322211), we get a palindrome (2242450542422).

The spelling of 1122230220211 in words is "one trillion, one hundred twenty-two billion, two hundred thirty million, two hundred twenty thousand, two hundred eleven".