2011220220103 has 4 divisors (see below), whose sum is σ = 2014742497768. Its totient is φ = 2007697942440.

The previous prime is 2011220220047. The next prime is 2011220220133. The reversal of 2011220220103 is 3010220221102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011220220103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011220220133) 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, 1761137976 + ... + 1761139117.

It is an arithmetic number, because the mean of its divisors is an integer number (503685624442).

Almost surely, 2^{2011220220103} is an apocalyptic number.

2011220220103 is a deficient number, since it is larger than the sum of its proper divisors (3522277665).

2011220220103 is an equidigital number, since it uses as much as digits as its factorization.

2011220220103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3522277664.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2011220220103 its reverse (3010220221102), we get a palindrome (5021440441205).

Subtracting 2011220220103 from its reverse (3010220221102), we obtain a palindrome (999000000999).

The spelling of 2011220220103 in words is "two trillion, eleven billion, two hundred twenty million, two hundred twenty thousand, one hundred three".