11412220211 has 8 divisors (see below), whose sum is σ = 13728986880. Its totient is φ = 9267065928.

The previous prime is 11412220163. The next prime is 11412220217. The reversal of 11412220211 is 11202221411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11412220211 - 2⁶ = 11412220147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11412220211.

It is not an unprimeable number, because it can be changed into a prime (11412220217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42902951 + ... + 42903216.

It is an arithmetic number, because the mean of its divisors is an integer number (1716123360).

Almost surely, 2^11412220211 is an apocalyptic number.

11412220211 is a deficient number, since it is larger than the sum of its proper divisors (2316766669).

11412220211 is an equidigital number, since it uses as much as digits as its factorization.

11412220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85806193.

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

Adding to 11412220211 its reverse (11202221411), we get a palindrome (22614441622).

The spelling of 11412220211 in words is "eleven billion, four hundred twelve million, two hundred twenty thousand, two hundred eleven".