11220220122011 has 8 divisors (see below), whose sum is σ = 11740822472064. Its totient is φ = 10709534007360.

The previous prime is 11220220121953. The next prime is 11220220122029. The reversal of 11220220122011 is 11022102202211.

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

It is a cyclic number.

It is not a de Polignac number, because 11220220122011 - 2³⁴ = 11203040252827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220220122091) 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, 2479056536 + ... + 2479061061.

It is an arithmetic number, because the mean of its divisors is an integer number (1467602809008).

Almost surely, 2^{11220220122011} is an apocalyptic number.

11220220122011 is a deficient number, since it is larger than the sum of its proper divisors (520602350053).

11220220122011 is an equidigital number, since it uses as much as digits as its factorization.

11220220122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958117701.

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

Adding to 11220220122011 its reverse (11022102202211), we get a palindrome (22242322324222).

The spelling of 11220220122011 in words is "eleven trillion, two hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, eleven".