220003101 has 8 divisors (see below), whose sum is σ = 325930560. Its totient is φ = 146668716.

The previous prime is 220003097. The next prime is 220003127. The reversal of 220003101 is 101300022.

It is a happy number.

It is not a de Polignac number, because 220003101 - 2² = 220003097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220003141) 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 7 ways as a sum of consecutive naturals, for example, 4074105 + ... + 4074158.

It is an arithmetic number, because the mean of its divisors is an integer number (40741320).

Almost surely, 2^220003101 is an apocalyptic number.

It is an amenable number.

220003101 is a deficient number, since it is larger than the sum of its proper divisors (105927459).

220003101 is an equidigital number, since it uses as much as digits as its factorization.

220003101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8148272 (or 8148266 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 220003101 is about 14832.5015085116. The cubic root of 220003101 is about 603.6839100528.

Adding to 220003101 its reverse (101300022), we get a palindrome (321303123).

The spelling of 220003101 in words is "two hundred twenty million, three thousand, one hundred one".