220001223103 has 4 divisors (see below), whose sum is σ = 220050040840. Its totient is φ = 219952405368.

The previous prime is 220001223077. The next prime is 220001223107. The reversal of 220001223103 is 301322100022.

220001223103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-220001223103 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 (220001223107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24402108 + ... + 24411121.

It is an arithmetic number, because the mean of its divisors is an integer number (55012510210).

Almost surely, 2^220001223103 is an apocalyptic number.

220001223103 is a deficient number, since it is larger than the sum of its proper divisors (48817737).

220001223103 is an equidigital number, since it uses as much as digits as its factorization.

220001223103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48817736.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220001223103 its reverse (301322100022), we get a palindrome (521323323125).

The spelling of 220001223103 in words is "two hundred twenty billion, one million, two hundred twenty-three thousand, one hundred three".