220110103 has 4 divisors (see below), whose sum is σ = 220659408. Its totient is φ = 219560800.

The previous prime is 220110049. The next prime is 220110173. The reversal of 220110103 is 301011022.

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-220110103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220110103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220110173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274051 + ... + 274852.

It is an arithmetic number, because the mean of its divisors is an integer number (55164852).

Almost surely, 2^220110103 is an apocalyptic number.

220110103 is a deficient number, since it is larger than the sum of its proper divisors (549305).

220110103 is an equidigital number, since it uses as much as digits as its factorization.

220110103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549304.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 220110103 is about 14836.1080812995. The cubic root of 220110103 is about 603.7817646072.

Adding to 220110103 its reverse (301011022), we get a palindrome (521121125).

The spelling of 220110103 in words is "two hundred twenty million, one hundred ten thousand, one hundred three".