11220020010111 has 32 divisors (see below), whose sum is σ = 16328306953728. Its totient is φ = 6796564064640.

The previous prime is 11220020010097. The next prime is 11220020010161. The reversal of 11220020010111 is 11101002002211.

It is not a de Polignac number, because 11220020010111 - 2⁵ = 11220020010079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220020010161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 656401681 + ... + 656418773.

It is an arithmetic number, because the mean of its divisors is an integer number (510259592304).

Almost surely, 2^{11220020010111} is an apocalyptic number.

11220020010111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11220020010111 is a deficient number, since it is larger than the sum of its proper divisors (5108286943617).

11220020010111 is a wasteful number, since it uses less digits than its factorization.

11220020010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26031.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11220020010111 its reverse (11101002002211), we get a palindrome (22321022012322).

The spelling of 11220020010111 in words is "eleven trillion, two hundred twenty billion, twenty million, ten thousand, one hundred eleven".