100221204003 has 16 divisors (see below), whose sum is σ = 133891833600. Its totient is φ = 66682425056.

The previous prime is 100221203987. The next prime is 100221204043. The reversal of 100221204003 is 300402122001.

It is a cyclic number.

It is not a de Polignac number, because 100221204003 - 2⁴ = 100221203987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100221204043) 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 15 ways as a sum of consecutive naturals, for example, 8110876 + ... + 8123222.

It is an arithmetic number, because the mean of its divisors is an integer number (8368239600).

Almost surely, 2^100221204003 is an apocalyptic number.

100221204003 is a deficient number, since it is larger than the sum of its proper divisors (33670629597).

100221204003 is a wasteful number, since it uses less digits than its factorization.

100221204003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17466.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 100221204003 its reverse (300402122001), we get a palindrome (400623326004).

The spelling of 100221204003 in words is "one hundred billion, two hundred twenty-one million, two hundred four thousand, three".